The Andes Mountains: Location, Countries & Superlatives

World's Longest Continental Mountain Range

The Andes form a continuous 7,000 km (4,350 mi) spine along South America's western edge, traversing seven countries from the Caribbean to Tierra del Fuego.

Countries (North to South)

Venezuela – Cordillera de Mérida (northern terminus)
Colombia – Three cordilleras (Occidental, Central, Oriental)
Ecuador – Avenue of Volcanoes; Chimborazo (farthest point from Earth's center)
Peru – Highest tropical peaks; Huascarán (6,768 m)
Bolivia – Altiplano; Illimani, Sajama; highest capital (La Paz)
Chile – Eastern border; Ojos del Salado (6,893 m – highest volcano)
Argentina – Eastern border; Aconcagua (6,961 m – highest outside Asia)

Key Geographic Features

Altiplano: High plateau (3,700 m avg) Peru/Bolivia/Chile/Argentina
Volcanic zones: Central (active) & Southern (stratovolcanoes)
Patagonian Andes: Glaciated, fjord-cut, lower peaks
Subtropical Yungas/Cloud forests: Eastern slopes (biodiversity hotspots)
Atacama Desert: Rain shadow west of Andes (driest non-polar desert)

Superlatives

Category	Feature	Value
Highest peak	Aconcagua (Argentina)	6,961 m (22,838 ft)
Highest volcano	Ojos del Salado (Chile/Argentina)	6,893 m (22,615 ft)
Highest tropical peak	Huascarán (Peru)	6,768 m (22,205 ft)
Farthest from Earth's center	Chimborazo (Ecuador)	6,384 km (equatorial bulge)
Longest range	Andes	7,000 km (continental)

Human Significance

Inca Empire heartland (Cusco, Machu Picchu, Qhapaq Ñan roads)
Mineral wealth: Copper (Chile/Peru), silver (Bolivia), lithium (Altiplano), gold
Water towers: Glaciers feed Amazon, Orinoco, La Plata basins
Climate regulator: Creates rain shadow, mediates El Niño
Cultural diversity: Quechua, Aymara, Mapuche, and dozens of peoples