IAS NOVA Interactive Atlas · Geography Through Maps
WORLD MOUNTAIN RANGES ATLAS
Trace 65 major mountain systems classified as young fold, old fold, block and volcanic mountains. Hover over a coloured ridge—or tap it—to examine its countries, highest point, origin and geographical importance.
Jump to a mountain range · all 65 ranges · scroll within this list
Mountain lines are generalized atlas-scale axes for education and revision; they are not exact ridge crests or legal boundaries. The India outline is independently reinforced over the generic political basemap. Base cartography: Natural Earth via world-atlas. Tectonic interpretation follows standard plate-tectonic synthesis, including USGS material for the Himalaya.
Major Mountain Ranges of the World by Origin
This IAS NOVA Interactive Atlas presents Geography through maps for learners preparing for UPSC, State PSC, AP Human Geography, SAT, GCSE, A-Level and other geography examinations worldwide. Filter the map by young fold, old fold, block or volcanic origin, select any range and revise its location, countries, orientation, highest peak, tectonic formation and physical-geographical significance. The four-part scheme records the dominant educational classification; complex mountain systems may contain rocks and landforms of more than one age or origin.
Young Fold mountains
Geologically young fold-and-thrust belts, commonly high, steep and tectonically active.
Alaska Range · Brooks Range · Coast Mountains · Rocky Mountains · Sierra Madre Oriental · Andes · Venezuelan Coastal Range · Pyrenees · Alps · Apennines · Carpathian Mountains · Dinaric Alps · Balkan Mountains · Pindus Mountains · Caucasus Mountains · Atlas Mountains · Taurus Mountains · Zagros Mountains · Alborz Mountains · Hindu Kush · Karakoram · Himalaya · Kunlun Mountains · Pamir Mountains · Tian Shan · Qinling Mountains · Hengduan Mountains · Sikhote-Alin · Japanese Alps · Arakan Yoma (Rakhine Mountains) · New Guinea Central Range · Owen Stanley Range · Southern Alps / Kā Tiritiri o te Moana
Old Fold mountains
Ancient folded belts worn down by long erosion, often rounded, lower and mineral-rich.
Appalachian Mountains · Scandinavian Mountains · Scottish Highlands & Grampians · Cantabrian Mountains · Ural Mountains · Cape Fold Mountains · Altai Mountains · Sayan Mountains · Greater Khingan Range · Annamite Range · Eastern Ghats · Aravalli Range · Tenasserim Hills · Great Dividing Range
Block mountains
Fault-bounded crustal blocks, horsts, rift shoulders and major uplifted escarpments.
Sierra Nevada · Serra da Mantiqueira · Serra do Mar · Rwenzori Mountains · Drakensberg & Great Escarpment · Western Ghats · Vindhya Range · Satpura Range · Transantarctic Mountains
Volcanic mountains
Mountain chains or massifs built predominantly by lava, ash and related volcanic activity.
Cascade Range · Sierra Madre Occidental · Trans-Mexican Volcanic Belt · Central American Cordillera · Ahaggar (Hoggar) Mountains · Tibesti Mountains · Ethiopian Highlands · Cameroon Volcanic Line · Virunga Mountains
Complete Reference: All 65 Mountain Ranges
Open any entry for its location, countries, alignment, highest point, geological formation, geographical significance and a memorable exam-ready fact. Entries follow the same four-colour classification used on the map.
Young Fold mountains 33
Geologically young fold-and-thrust belts, commonly high, steep and tectonically active.
Alaska RangeSouth-central Alaska, United States
Countries: United States
Alignment: Arcs east–west across south-central Alaska
Highest point: Denali · 6,190 m
Formation: Accretion, compression and active subduction along Alaska’s convergent margin.
Why it matters: Contains North America’s highest summit and some of its largest non-polar glaciers.
Denali rises more than 5 km above its surrounding lowlands, giving it exceptional local relief.
Brooks RangeNorthern Alaska into Yukon
Countries: United States · Canada
Alignment: West–east across Arctic Alaska
Highest point: Mount Isto · 2,736 m
Formation: Fold-and-thrust mountain belt created mainly during the Mesozoic–Cenozoic Brookian orogeny.
Why it matters: Forms a major Arctic watershed and separates Alaska’s interior from the North Slope.
The range is treeless over large areas and lies almost entirely north of the Arctic Circle.
Coast MountainsPacific coast of British Columbia and southeastern Alaska
Countries: Canada · United States
Alignment: Northwest–southeast beside the Pacific coast
Highest point: Mount Waddington · 4,019 m
Formation: Plutonic rocks, terrane accretion and uplift along the North American plate margin.
Why it matters: A high maritime barrier producing heavy snowfall, icefields and a strong rain shadow.
Deep fjords cut into this mountain wall, making the British Columbia coast highly indented.
Rocky MountainsWestern North America from Canada to New Mexico
Countries: Canada · United States
Alignment: Northwest–southeast continental cordillera
Highest point: Mount Elbert · 4,401 m
Formation: Mainly uplifted during the Laramide orogeny by shallow-angle subduction.
Why it matters: A continental-scale watershed separating many Pacific, Arctic and Atlantic drainage systems.
The Rockies comprise many separate ranges rather than one continuous ridge.
Sierra Madre OrientalEastern Mexico
Countries: Mexico
Alignment: Northwest–southeast fold belt
Highest point: Cerro Potosí · 3,713 m
Formation: Folded and faulted sedimentary rocks deformed during the Laramide orogeny.
Why it matters: Forms the eastern wall of the Mexican Plateau and intercepts moist Gulf air.
Limestone ridges and karst landscapes are widespread in the range.
AndesWestern edge of South America from Venezuela to Tierra del Fuego
Countries: Venezuela · Colombia · Ecuador · Peru · Bolivia · Chile · Argentina
Alignment: North–south continental cordillera
Highest point: Aconcagua · 6,961 m
Formation: Long-lived subduction of oceanic plates beneath the South American Plate.
Why it matters: The world’s longest continental mountain chain; source of major rivers, minerals and altitudinal climate belts.
The tropical Andes are a global biodiversity hotspot, while the Central Andes contain the high Altiplano.
Venezuelan Coastal RangeNorthern Venezuela along the Caribbean coast
Countries: Venezuela
Alignment: West–east coastal double chain
Highest point: Pico Naiguatá · 2,765 m
Formation: Crustal deformation along the Caribbean–South American plate boundary.
Why it matters: Separates the Caribbean coast from interior basins and frames the Caracas region.
A narrow elevation rise creates cool cloud forests very close to the tropical coast.
PyreneesBetween the Iberian Peninsula and France
Countries: Spain · France · Andorra
Alignment: West–east collision belt
Highest point: Aneto · 3,404 m
Formation: Compression between the Iberian microplate and Eurasia.
Why it matters: Forms a strong physical frontier between Spain and France with high glacial landforms.
Unlike the Alps, the Pyrenees have fewer large through-valleys and historically formed a formidable barrier.
AlpsCentral Europe from France to Slovenia
Countries: France · Monaco · Italy · Switzerland · Liechtenstein · Germany · Austria · Slovenia
Alignment: Curved west–east collision belt
Highest point: Mont Blanc · about 4,806 m
Formation: Collision of the African and Eurasian plates closed the Tethys Ocean and folded its sediments.
Why it matters: Europe’s best-known high mountain system; a major watershed, transport barrier and tourism region.
Major tunnels and passes cross the range, but relief still strongly shapes European climate and transport.
ApenninesLength of the Italian Peninsula
Countries: Italy · San Marino
Alignment: Northwest–southeast peninsula spine
Highest point: Corno Grande · 2,912 m
Formation: Fold-and-thrust belt related to convergence in the central Mediterranean.
Why it matters: Italy’s main watershed and a zone of frequent earthquakes.
The chain continues beneath the Strait of Messina into the mountains of Sicily.
Carpathian MountainsCentral and Eastern Europe in a broad arc
Countries: Czechia · Slovakia · Poland · Ukraine · Romania · Serbia
Alignment: Curved northwest–southeast then southwest arc
Highest point: Gerlachovský štít · 2,655 m
Formation: Alpine-age folding and thrusting around the Pannonian Basin.
Why it matters: A major forest and wildlife refuge containing large European populations of bears, wolves and lynx.
The Transylvanian Plateau lies inside the great Carpathian arc.
Dinaric AlpsWestern Balkans beside the Adriatic
Countries: Slovenia · Croatia · Bosnia and Herzegovina · Montenegro · Serbia · Albania
Alignment: Northwest–southeast coast-parallel belt
Highest point: Maja Jezercë · 2,694 m
Formation: Folded carbonate rocks of the Alpine–Himalayan mountain system.
Why it matters: One of the world’s classic karst regions, with caves, sinking rivers and limestone plateaus.
The term “karst” derives from a plateau at the northern end of this mountain system.
Balkan MountainsCentral Bulgaria into eastern Serbia
Countries: Bulgaria · Serbia
Alignment: West–east across Bulgaria
Highest point: Botev Peak · 2,376 m
Formation: Folded and faulted rocks uplifted during Alpine tectonism.
Why it matters: Gives the Balkan Peninsula its name and divides northern from southern Bulgaria.
The range is locally called Stara Planina, meaning “Old Mountain.”
Pindus MountainsMainland Greece and southern Albania
Countries: Greece · Albania
Alignment: Northwest–southeast spine
Highest point: Smolikas · 2,637 m
Formation: Fold-and-thrust belt formed from Tethyan sediments during African–Eurasian convergence.
Why it matters: The principal watershed of mainland Greece, with deep gorges and isolated upland communities.
The Vikos Gorge cuts through limestone in the northern Pindus.
Caucasus MountainsBetween the Black Sea and Caspian Sea
Countries: Russia · Georgia · Azerbaijan · Armenia
Alignment: West–east collision belt
Highest point: Mount Elbrus · 5,642 m
Formation: Compression between the Arabian and Eurasian plates.
Why it matters: High transcontinental barrier with exceptional linguistic and biological diversity.
Elbrus is a dormant volcano and is commonly counted as Europe’s highest peak.
Atlas MountainsNorthwestern Africa
Countries: Morocco · Algeria · Tunisia
Alignment: Southwest–northeast mountain system
Highest point: Jebel Toubkal · 4,167 m
Formation: Cenozoic compression linked to convergence between Africa and Eurasia, superimposed on older structures.
Why it matters: Separates Mediterranean and Atlantic zones from the Sahara and supports distinct Berber cultural landscapes.
The system includes the High Atlas, Middle Atlas, Anti-Atlas, Tell Atlas and Saharan Atlas.
Taurus MountainsSouthern Turkey
Countries: Turkey
Alignment: West–east arc parallel to the Mediterranean
Highest point: Kızılkaya · about 3,771 m
Formation: Compression from convergence of the African, Arabian and Eurasian plates.
Why it matters: Separates the Anatolian Plateau from Turkey’s Mediterranean coastal plain.
Limestone karst, high plateaus and deep gorges are characteristic of the Taurus.
Zagros MountainsWestern Iran into northern Iraq and southeastern Turkey
Countries: Iran · Iraq · Turkey
Alignment: Northwest–southeast fold-and-thrust belt
Highest point: Dena–Qash Mastan · about 4,400 m
Formation: Collision of the Arabian Plate with Eurasia.
Why it matters: A major tectonic boundary and one of the world’s great fold belts, with important petroleum basins.
Long parallel folds are clearly visible from space and strongly guide valleys and settlement.
Alborz MountainsNorthern Iran south of the Caspian Sea
Countries: Iran
Alignment: West–east arc
Highest point: Mount Damavand · about 5,610 m
Formation: Compression within the Arabia–Eurasia collision zone with local volcanism.
Why it matters: A steep climate barrier between the humid Caspian coast and the Iranian Plateau.
Damavand is Asia’s highest volcano and a powerful symbol in Persian culture.
Hindu KushCentral and northeastern Afghanistan into Pakistan
Countries: Afghanistan · Pakistan
Alignment: Southwest–northeast high mountain system
Highest point: Tirich Mir · 7,708 m
Formation: Part of the complex India–Eurasia collision zone west of the Himalaya.
Why it matters: Historic corridor and barrier linking Central and South Asia; highly earthquake-prone.
Deep earthquakes occur beneath the Pamir–Hindu Kush region, indicating complex descending lithosphere.
KarakoramHigh Asia northwest of the Himalaya
Countries: India · Pakistan · China
Alignment: Northwest–southeast high mountain chain
Highest point: K2 · 8,611 m
Formation: Crustal shortening and uplift within the India–Eurasia collision zone.
Why it matters: Contains four of the world’s fourteen 8,000-m peaks and some of the longest mid-latitude glaciers.
K2 is the world’s second-highest mountain; the range is exceptionally steep and heavily glaciated.
HimalayaNorthern rim of the Indian subcontinent
Countries: India · Nepal · Bhutan · China · Pakistan
Alignment: Northwest–southeast arcuate collision belt
Highest point: Mount Everest · 8,848.86 m
Formation: Ongoing collision and underthrusting of the Indian Plate beneath Eurasia.
Why it matters: Earth’s highest mountain system; major climate barrier and source region for great Asian rivers.
India and Eurasia continue to converge, so uplift, earthquakes, erosion and landslides remain active.
Kunlun MountainsNorthern edge of the Tibetan Plateau
Countries: China
Alignment: West–east high plateau margin
Highest point: Liushi Shan · 7,167 m
Formation: Crustal shortening and strike-slip deformation related to the India–Eurasia collision.
Why it matters: A major northern boundary of the Tibetan Plateau between high Tibet and the Tarim Basin.
The Kunlun extend for thousands of kilometres and feature prominently in Chinese mythology.
Pamir MountainsTajikistan with extensions into Afghanistan, China and Kyrgyzstan
Countries: Tajikistan · Afghanistan · China · Kyrgyzstan
Alignment: High knot of intersecting ranges
Highest point: Ismoil Somoni Peak · 7,495 m
Formation: Intense shortening where several branches of the Alpine–Himalayan system converge.
Why it matters: Known as part of the “Pamir Knot,” linking the Hindu Kush, Karakoram, Kunlun and Tian Shan.
Broad high valleys called pamirs separate heavily glaciated massifs.
Tian ShanCentral Asia from Uzbekistan to western China
Countries: China · Kyrgyzstan · Kazakhstan · Uzbekistan
Alignment: West–east intracontinental range
Highest point: Jengish Chokusu · 7,439 m
Formation: Ancient crust reactivated and uplifted by far-field stresses from the India–Eurasia collision.
Why it matters: Divides the Tarim Basin from the Central Asian steppes and carries extensive glaciers.
Its name means “Celestial Mountains.”
Qinling MountainsCentral China
Countries: China
Alignment: West–east mountain barrier
Highest point: Mount Taibai · 3,767 m
Formation: Long-lived suture and uplift zone reactivated during Cenozoic deformation.
Why it matters: Major divide between the Yellow and Yangtze river basins and between northern and southern China.
The Qinling support isolated giant panda populations and mark a major ecological boundary.
Hengduan MountainsSouthwestern China and adjacent eastern Tibet
Countries: China · Myanmar
Alignment: Parallel north–south ranges cut by great rivers
Highest point: Minya Konka (Gongga Shan) · 7,556 m
Formation: Southeastward extrusion and deformation of Tibetan crust during India–Eurasia collision.
Why it matters: A global biodiversity hotspot where the Salween, Mekong and Yangtze run in deep parallel gorges.
Enormous elevation gradients compress subtropical valleys and glaciated peaks into a narrow region.
Sikhote-AlinRussian Far East
Countries: Russia
Alignment: Northeast–southwest coastal range
Highest point: Tordoki Yani · 2,090 m
Formation: Accreted terranes and volcanic rocks along the Pacific margin of Eurasia.
Why it matters: Vast temperate forests where Amur tigers coexist with boreal and subtropical species.
A huge iron meteorite fragmented over the range in 1947, producing many impact craters.
Japanese AlpsCentral Honshu, Japan
Countries: Japan
Alignment: Three rugged north–south ranges
Highest point: Mount Kita · 3,193 m
Formation: Rapid uplift and faulting at a complex junction of converging plates.
Why it matters: Japan’s highest non-volcanic mountains, with strong snow gradients and alpine relief.
The name groups the Hida, Kiso and Akaishi ranges; Mount Fuji lies outside them.
Arakan Yoma (Rakhine Mountains)Western Myanmar
Countries: Myanmar
Alignment: North–south coastal fold belt
Highest point: Nat Ma Taung · 3,053 m
Formation: Folded sediments at the eastern edge of the India–Eurasia plate interaction zone.
Why it matters: A strong barrier separating Myanmar’s central basin from the Bay of Bengal coast.
The range continues northward toward the Indo-Burmese hills and southward into island arcs.
New Guinea Central RangeLength of New Guinea
Countries: Indonesia · Papua New Guinea
Alignment: West–east equatorial cordillera
Highest point: Puncak Jaya · 4,884 m
Formation: Collision of the Australian Plate with Pacific and microplate terranes.
Why it matters: Highest mountains between the Himalaya and Andes, with extreme linguistic and biological diversity.
Puncak Jaya is the highest island peak on Earth and has rapidly shrinking equatorial ice.
Owen Stanley RangeSoutheastern Papua New Guinea
Countries: Papua New Guinea
Alignment: Northwest–southeast peninsula spine
Highest point: Mount Victoria · 4,038 m
Formation: Uplifted metamorphic and igneous rocks in an active collision zone.
Why it matters: Steep tropical barrier crossed by the historic Kokoda Track.
Dense rainforest, landslides and sharp relief make overland travel exceptionally difficult.
Southern Alps / Kā Tiritiri o te MoanaSouth Island, New Zealand
Countries: New Zealand
Alignment: Northeast–southwest fault-bounded range
Highest point: Aoraki / Mount Cook · 3,724 m
Formation: Rapid uplift along the Alpine Fault where the Pacific and Australian plates meet obliquely.
Why it matters: Powerful rain-shadow barrier with extensive glaciers and active erosion.
Uplift is so rapid that erosion removes rock almost as quickly as tectonics raises it.
Old Fold mountains 14
Ancient folded belts worn down by long erosion, often rounded, lower and mineral-rich.
Appalachian MountainsEastern North America from Alabama to Newfoundland
Countries: United States · Canada
Alignment: Southwest–northeast ancient fold belt
Highest point: Mount Mitchell · 2,037 m
Formation: Built through Paleozoic continental collisions during assembly of Pangaea.
Why it matters: Ancient, deeply eroded mountains rich in coal, forests and cultural landscapes.
The Appalachians were once linked geologically with mountains in Scotland, Greenland and Scandinavia.
Scandinavian MountainsNorway and Sweden
Countries: Norway · Sweden
Alignment: Southwest–northeast spine of the peninsula
Highest point: Galdhøpiggen · 2,469 m
Formation: Ancient Caledonian mountains later rejuvenated and heavily sculpted by ice.
Why it matters: Creates Norway’s fjords, high plateaus and strong wet-west/dry-east climate contrast.
Their roots formed in the same Paleozoic collision system as parts of the Appalachians.
Scottish Highlands & GrampiansNorthern and central Scotland
Countries: United Kingdom
Alignment: Southwest–northeast Caledonian highlands
Highest point: Ben Nevis · 1,345 m
Formation: Ancient metamorphic and igneous terrain shaped by faulting and Pleistocene glaciation.
Why it matters: A classic landscape of glens, lochs, corries and deeply weathered uplands.
The Great Glen follows a major fault and nearly divides the Scottish Highlands.
Cantabrian MountainsNorthern Spain
Countries: Spain
Alignment: West–east along the Bay of Biscay
Highest point: Torre de Cerredo · 2,650 m
Formation: Uplifted Paleozoic rocks reactivated during Alpine-age compression.
Why it matters: A sharp climatic divide between humid Green Spain and the drier interior plateau.
The Picos de Europa form the range’s spectacular limestone eastern sector.
Ural MountainsWestern Russia and northwestern Kazakhstan
Countries: Russia · Kazakhstan
Alignment: North–south ancient fold belt
Highest point: Mount Narodnaya · 1,895 m
Formation: Late Paleozoic collision between the eastern edge of Europe and Siberian terranes.
Why it matters: Traditional geographical boundary between Europe and Asia; rich in metallic minerals.
Despite their modest elevation, the Urals extend for roughly 2,500 km.
Cape Fold MountainsWestern and southern Cape, South Africa
Countries: South Africa
Alignment: Parallel west–east and north–south fold ranges
Highest point: Seweweekspoortpiek · 2,325 m
Formation: Paleozoic folding of resistant sandstones during assembly of Gondwana.
Why it matters: Creates valleys and climate barriers within the Cape Floristic Region.
Spectacular repeated quartzite ridges are exposed in passes through the Cape ranges.
Altai MountainsJunction of Russia, Kazakhstan, China and Mongolia
Countries: Russia · Kazakhstan · China · Mongolia
Alignment: Northwest–southeast Central Asian ranges
Highest point: Belukha Mountain · 4,506 m
Formation: Paleozoic mountain belt rejuvenated by later intracontinental deformation.
Why it matters: Headwaters of the Irtysh and Ob systems and a meeting zone of taiga, steppe and alpine ecosystems.
The Altai form a major cultural crossroads reflected in the name of the Altaic language hypothesis.
Sayan MountainsSouthern Siberia and northern Mongolia
Countries: Russia · Mongolia
Alignment: West–east ranges east of the Altai
Highest point: Mönkh Saridag · 3,491 m
Formation: Ancient Central Asian crustal blocks uplifted along active faults.
Why it matters: A rugged divide around the upper Yenisei basin with taiga, alpine tundra and glacial landforms.
The Eastern Sayan includes young volcanic fields near the Baikal Rift region.
Greater Khingan RangeNortheastern China and Inner Mongolia
Countries: China
Alignment: North–south forested upland
Highest point: Huanggangliang · about 2,030 m
Formation: Faulted and volcanic upland along the eastern edge of the Mongolian Plateau.
Why it matters: Important ecological divide between forested Manchuria and the drier Mongolian steppe.
The range forms a conspicuous arc visible on vegetation and climate maps of East Asia.
Annamite RangeLaos–Vietnam border southward into Cambodia
Countries: Laos · Vietnam · Cambodia
Alignment: Northwest–southeast Indochinese spine
Highest point: Phou Bia · 2,819 m
Formation: Ancient folded and faulted rocks later deeply dissected by tropical erosion.
Why it matters: Major watershed and biodiversity corridor with many narrowly endemic species.
The saola, one of the world’s rarest large mammals, was scientifically described from this range only in 1992.
Eastern GhatsDiscontinuous hills along eastern peninsular India
Countries: India
Alignment: Broken northeast–southwest hill system
Highest point: Jindhagada Peak · about 1,690 m
Formation: Very ancient metamorphic terrain repeatedly eroded and cut by major rivers.
Why it matters: Discontinuous watershed crossed by the Mahanadi, Godavari, Krishna and Kaveri.
Unlike the Western Ghats, this system is not a continuous escarpment.
Aravalli RangeGujarat through Rajasthan to Delhi
Countries: India
Alignment: Southwest–northeast ancient range
Highest point: Guru Shikhar · 1,722 m
Formation: Remnants of an extremely old Proterozoic fold belt, deeply denuded over time.
Why it matters: Checks eastward spread of desert conditions and hosts important mineral belts.
The Aravallis are among the world’s oldest surviving fold-mountain systems.
Tenasserim HillsThailand–Myanmar border and Malay Peninsula
Countries: Myanmar · Thailand · Malaysia
Alignment: North–south peninsula ranges
Highest point: Khao Luang · 1,835 m (southern system)
Formation: Folded and faulted Paleozoic–Mesozoic rocks with granitic intrusions.
Why it matters: Long forested watershed and biogeographic corridor between mainland and maritime Southeast Asia.
The hills continue southward into the mountain backbone of the Malay Peninsula.
Great Dividing RangeEastern Australia from Queensland to Victoria
Countries: Australia
Alignment: North–south to northeast–southwest eastern highlands
Highest point: Mount Kosciuszko · 2,228 m
Formation: Uplifted and eroded eastern margin of the Australian continent, not a single fold chain.
Why it matters: Australia’s principal watershed and a major control on rainfall and settlement.
It is a broad, discontinuous system of plateaus, escarpments and ranges extending over 3,500 km.
Block mountains 9
Fault-bounded crustal blocks, horsts, rift shoulders and major uplifted escarpments.
Sierra NevadaEastern California and western Nevada
Countries: United States
Alignment: Northwest–southeast tilted fault block
Highest point: Mount Whitney · 4,421 m
Formation: Uplifted granitic batholith, tilted west and sharply faulted on its eastern side.
Why it matters: Stores winter snow that supplies water to California; famous for Yosemite’s glacial landforms.
Mount Whitney and Death Valley lie only about 135 km apart, creating dramatic relief.
Serra da MantiqueiraSoutheastern Brazil
Countries: Brazil
Alignment: Southwest–northeast escarpment range
Highest point: Pedra da Mina · 2,798 m
Formation: Uplift and faulting along Brazil’s ancient crystalline Atlantic margin.
Why it matters: Important headwater and cloud-forest region between São Paulo, Minas Gerais and Rio de Janeiro.
Its name is often interpreted as “mountains that cry,” referring to abundant springs and streams.
Serra do MarAtlantic coast of southern and southeastern Brazil
Countries: Brazil
Alignment: Coast-parallel southwest–northeast escarpment
Highest point: Pico Paraná · 1,877 m
Formation: Eroded and faulted edge of the Brazilian Highlands along the passive Atlantic margin.
Why it matters: Forces orographic rain and shelters some of the largest remnants of Atlantic Forest.
The steep escarpment rises close to major coastal cities including Rio de Janeiro and Santos.
Rwenzori MountainsUganda–DR Congo border
Countries: Uganda · Democratic Republic of the Congo
Alignment: Uplifted fault block beside the Albertine Rift
Highest point: Margherita Peak, Mount Stanley · 5,109 m
Formation: Tectonic uplift between rift branches rather than volcanic construction.
Why it matters: Equatorial alpine environment with glaciers, giant lobelias and exceptional endemism.
These are often identified with the ancient “Mountains of the Moon.”
Drakensberg & Great EscarpmentEastern South Africa and Lesotho
Countries: South Africa · Lesotho · Eswatini
Alignment: Northeast–southwest escarpment arc
Highest point: Thabana Ntlenyana · 3,482 m
Formation: Erosion of the uplifted southern African plateau, capped in places by basalt.
Why it matters: Major water tower and dramatic edge of the interior plateau.
Its isiZulu name uKhahlamba means “barrier of spears.”
Western GhatsWestern edge of peninsular India, close and parallel to the Arabian Sea coast
Countries: India
Alignment: North–south western plateau escarpment
Highest point: Anamudi · 2,695 m
Formation: Faulted and eroded western margin of the uplifted Deccan Plateau.
Why it matters: Global biodiversity hotspot and decisive monsoon barrier feeding many peninsular rivers.
The range is also called the Sahyadri; it rises close to the Konkan–Malabar coast and receives intense orographic rainfall.
Vindhya RangeCentral India, north of and roughly parallel to the Narmada River
Countries: India
Alignment: Discontinuous west–east escarpments, ridges and plateau margins
Highest point: Sad-bhawna Shikhar / Kalumar Peak · about 752 m
Formation: Ancient sedimentary uplands and fault-influenced escarpments along the northern side of the Narmada structural zone.
Why it matters: Forms the southern edge of the Central Indian Highlands and a traditional geographical divide between northern India and the Deccan.
The Vindhyas are not one continuous geological ridge; their eastern extensions include the Bhander–Panna uplands and Kaimur Range.
Satpura RangeCentral India south of the Narmada valley
Countries: India
Alignment: West–east block and plateau range
Highest point: Dhupgarh · about 1,350 m
Formation: Faulted and uplifted blocks associated with the Narmada–Son structural zone, with volcanic cover in places.
Why it matters: Forms a central Indian watershed and major forest–wildlife corridor.
The Narmada flows in a rift valley between the Vindhya uplands and Satpura Range.
Transantarctic MountainsAcross Antarctica between East and West Antarctica
Countries: Antarctica
Alignment: Long continental rift-flank mountain chain
Highest point: Mount Kirkpatrick · 4,528 m
Formation: Uplift along the shoulder of the West Antarctic Rift System.
Why it matters: One of Earth’s longest mountain ranges and a major divide between East and West Antarctica.
Peaks protruding through the ice are called nunataks; the range preserves important fossil and geological records.
Volcanic mountains 9
Mountain chains or massifs built predominantly by lava, ash and related volcanic activity.
Cascade RangeBritish Columbia to northern California
Countries: Canada · United States
Alignment: North–south volcanic arc
Highest point: Mount Rainier · 4,392 m
Formation: Volcanic arc above the subducting Juan de Fuca Plate.
Why it matters: Includes active stratovolcanoes such as Rainier, St Helens and Shasta.
The Cascades are part of the Pacific Ring of Fire; several volcanoes remain closely monitored.
Sierra Madre OccidentalWestern Mexico
Countries: Mexico
Alignment: Northwest–southeast plateau edge
Highest point: Cerro Mohinora · about 3,300 m
Formation: A vast volcanic province dominated by thick ignimbrite sheets.
Why it matters: Forms the western rim of the Mexican Plateau and feeds deep canyon systems.
Copper Canyon is a network of gorges cut into the range’s volcanic tablelands.
Trans-Mexican Volcanic BeltCentral Mexico from the Pacific to the Gulf side
Countries: Mexico
Alignment: West–east active volcanic belt
Highest point: Pico de Orizaba · 5,636 m
Formation: Complex subduction-related volcanism where the Cocos and Rivera plates descend.
Why it matters: Contains Mexico’s highest peaks and several active volcanoes near dense population centres.
Parícutin famously emerged in a farmer’s field in 1943 and grew rapidly into a cinder cone.
Central American CordilleraGuatemala to Panama
Countries: Guatemala · Honduras · El Salvador · Nicaragua · Costa Rica · Panama
Alignment: Northwest–southeast volcanic and faulted spine
Highest point: Volcán Tajumulco · 4,220 m
Formation: Subduction of the Cocos Plate beneath the Caribbean Plate.
Why it matters: A volcanic watershed controlling settlement, soils, hazards and the narrow land bridge.
Its volcanoes create fertile soils but also expose major cities to eruptions, earthquakes and landslides.
Ahaggar (Hoggar) MountainsCentral Sahara in southern Algeria
Countries: Algeria
Alignment: Dissected volcanic massif
Highest point: Mount Tahat · 2,908 m
Formation: Ancient Precambrian basement later uplifted and covered by Cenozoic volcanism.
Why it matters: A high Saharan “island” with cooler uplands, wadis and long human occupation.
Dark volcanic plugs and eroded lava plateaus create the Ahaggar’s dramatic skyline.
Tibesti MountainsNorthern Chad and southern Libya
Countries: Chad · Libya
Alignment: Large Saharan volcanic massif
Highest point: Emi Koussi · 3,415 m
Formation: Hotspot-like Cenozoic volcanism over ancient continental crust.
Why it matters: The highest mountains of the Sahara and an important refuge for Saharan biodiversity.
Emi Koussi is a broad shield volcano with nested summit calderas.
Ethiopian HighlandsEthiopia and Eritrea
Countries: Ethiopia · Eritrea
Alignment: Broad highland blocks divided by the Rift Valley
Highest point: Ras Dashen · about 4,550 m
Formation: Uplift, flood-basalt volcanism and rifting around the Afar mantle plume.
Why it matters: Often called the “Roof of Africa”; headwaters of the Blue Nile and a major centre of endemism.
The East African Rift splits the highlands into northwestern and southeastern sections.
Cameroon Volcanic LineGulf of Guinea islands into Cameroon
Countries: Cameroon · Equatorial Guinea · Nigeria · São Tomé and Príncipe
Alignment: Southwest–northeast volcanic chain
Highest point: Mount Cameroon · 4,040 m
Formation: Intraplate volcanism along a major crustal lineament crossing oceanic and continental crust.
Why it matters: Includes active Mount Cameroon and a chain of volcanic islands and highlands.
It is unusual because the volcanic line continues seamlessly from the Atlantic islands onto the African continent.
Virunga MountainsRwanda, Uganda and DR Congo
Countries: Rwanda · Uganda · Democratic Republic of the Congo
Alignment: Short volcanic chain along the Albertine Rift
Highest point: Mount Karisimbi · 4,507 m
Formation: Active volcanism associated with East African rifting.
Why it matters: Famous habitat of the mountain gorilla; includes active Nyiragongo and Nyamuragira nearby.
Eight major volcanoes form the Virunga chain across three national borders.
Test Yourself
Answer all 15 questions. Each choice is checked instantly and followed by a short explanation.
Q1Which is the world’s longest continental mountain chain?
The Andes extend for roughly 7,000 km along the western edge of South America.
Q2Which mountain system contains Mount Everest?
Mount Everest, 8,848.86 m, lies in the Greater Himalaya on the Nepal–China border.
Q3Which ancient range is conventionally used as part of the Europe–Asia boundary?
The Ural Mountains form a traditional north–south geographical boundary between Europe and Asia.
Q4The Appalachian Mountains are best classified in this atlas as:
The Appalachians are a deeply eroded Paleozoic fold belt created during continental collisions.
Q5The Himalaya rose chiefly because of collision between:
Northward movement of the Indian Plate into Eurasia shortened and uplifted the crust.
Q6Which range is a rift-flank mountain system separating East and West Antarctica?
The Transantarctic Mountains were uplifted along the shoulder of the West Antarctic Rift System.
Q7The Cascade Range is a volcanic arc above the subducting:
The Juan de Fuca Plate descends beneath North America and feeds the Cascade volcanic arc.
Q8In this four-part educational scheme, the Western Ghats are grouped as:
The Western Ghats are an uplifted, fault-influenced escarpment along India’s passive western margin, so the atlas places them in the block category.
Q9The Atlas Mountains are located mainly in:
The Atlas system crosses Morocco, Algeria and Tunisia between Mediterranean/Atlantic lands and the Sahara.
Q10The Great Dividing Range is the principal highland and watershed of:
The Great Dividing Range is a broad system of ranges, plateaus and escarpments along eastern Australia.
Q11Which is the highest summit outside Asia?
Aconcagua in the Andes reaches 6,961 m and is the highest mountain outside Asia.
Q12Which African range is a non-volcanic fault-block uplift beside the Albertine Rift?
The Rwenzori are uplifted crustal blocks; unlike the nearby Virunga chain, they are not principally volcanic.
Q13Which European range formed as African–Eurasian convergence closed the Tethys Ocean?
The Alps are an Alpine-age collision belt containing deformed rocks and sediments from the former Tethys realm.
Q14The Andes are chiefly associated with subduction beneath which plate?
The Nazca Plate—and farther south the Antarctic Plate—subducts beneath the South American Plate.
Q15Which pair represents ancient, strongly eroded mountain belts?
The Appalachians and Urals are old Paleozoic fold belts whose relief has been reduced by long erosion.
Frequently Asked Questions
What are the four types of mountains shown on this map?
The atlas uses four broad educational classes: young fold mountains, old fold mountains, block mountains and volcanic mountains. The colour indicates the dominant origin used for exam revision.
What is the difference between young fold and old fold mountains?
Young fold mountains are generally higher, steeper and more tectonically active because their major uplift is geologically recent. Old fold mountains formed much earlier and have usually been lowered and rounded by prolonged erosion.
Are mountain ranges always limited to one formation type?
No. Large mountain systems commonly combine folding, faulting, intrusions, volcanism, uplift and erosion over different periods. This atlas assigns the dominant classroom classification, not an exclusive geological label.
Why are many volcanic mountain chains near plate boundaries?
At many convergent boundaries an oceanic plate sinks into the mantle, helping generate magma that rises to form a volcanic arc. Volcanoes also occur at rifts and intraplate hotspots.
What are examples of block mountains on the map?
Examples include the Sierra Nevada, Rwenzori Mountains, Western Ghats, Vindhya Range, Satpura Range and Transantarctic Mountains. Their structures differ, but fault-bounded uplift, structural escarpments or rift-flank uplift is central to the simplified classification.
Why are the Western Ghats classified as block mountains here?
The Western Ghats are primarily an uplifted and fault-influenced escarpment along the western edge of the Deccan Plateau, not a young fold chain. “Block” is the closest category in this four-part exam-oriented scheme.
Which is the highest mountain range in the world?
The Himalaya is the world’s highest mountain system and contains Mount Everest, the highest point above mean sea level. The adjacent Karakoram contains K2, the world’s second-highest mountain.
How should I use this map for UPSC, PSC, AP Human Geography, GCSE or A-Level?
First learn each range’s continent and countries, then connect it with mountain type, plate setting, highest peak, nearby rivers or deserts and one distinctive fact. Use the filters, reference entries and quiz for spaced revision.
Are the coloured lines exact ridge crests or political boundaries?
No. They are generalized atlas-scale axes designed to make global distribution legible. They do not represent surveyed ridge lines, state boundaries, legal borders or sovereignty claims.
Sources and Method
The atlas combines a generalized global basemap with educational mountain axes and a simplified dominant-origin classification. The principal references used for cartography, boundary presentation and tectonic interpretation are:
- Survey of India — Political Map of India, English 13th Edition (2026), consulted for the complete presentation of India.
- Natural Earth — 1:110m Admin 0 Countries, used for the generalized world political basemap.
- U.S. Geological Survey — Plate Tectonics, for the plate-boundary framework behind folding, faulting, subduction and volcanism.
- U.S. Geological Survey — Seismicity of the Earth: Middle East and Vicinity, including India–Eurasia collision and uplift of the Himalaya, Karakoram, Pamir and Hindu Kush.
- Smithsonian Institution — Global Volcanism Program, for the global distribution and context of volcanic systems.
- U.S. Geological Survey — Geology of Rocky Mountain National Park, for mountain-building context in the North American Cordillera.
Method note: Mountain lines show approximate atlas-scale axes, not surveyed crests. Heights are rounded educational reference values and may change slightly with new surveys. A single range can record several geological episodes; the displayed type is its dominant exam-oriented classification.
