Principal Cordillera

Aconcagua () is a mountain in the Principal Cordillera of the Andes mountain range, in Mendoza Province, Argentina. It is the second-most topographically prominent peak in the world, as well as the highest mountain in the Americas, the highest outside Asia, and the highest in both the Western Hemisphere and the Southern Hemisphere, with a summit elevation of . It lies northwest of the provincial capital, the city of Mendoza, about from San Juan Province, and from Argentina's border with Chile. Aconcagua is one of the Seven Summits, the highest peaks on each of the seven continents.

Tupungato, one of the highest mountains in the Americas, is a massive Andean lava dome dating to Pleistocene times. It lies on the Argentina–Chile border, between the Chilean Metropolitan Region (near a major international highway about east of Santiago) and the Argentine province of Mendoza, about south of Aconcagua, the highest peak of both the Southern and Western hemispheres. Immediately to its southwest is the active Tupungatito volcano (literally, little Tupungato), which last erupted in 1987.

mountain in Chile

Volcán Tupungatito is the northernmost historically active stratovolcano of the southern Andes. Part of the Chilean Andes' volcanic segment, it is the northernmost member of the Southern Volcanic Zone (SVZ), which is one of several distinct volcanic belts in the Andes. Over 70 Pleistocene or Holocene age volcanoes make up this volcanic belt, which on average has one eruption per year.

thumb|Marmolejo top seen from the north. The face of the cliff shows altered rocks from the core of the volcano. Volcán Marmolejo is a high Pleistocene stratovolcano in the Andes on the border between Argentina and Chile. It is located NNE of the active San José volcano, and is the southernmost -plus peak in the world. The Argentine portion is within the Argentinean protection area of Provincial Reserve for Multiple Use and Natural Recreation Manzano / Portillo de Piuquenes. It is on the border of two provinces: Argentinean province of Mendoza and Chilean province of Cordillera. Its slopes are

volcano in the Andes mountains

feat in the sudamerican wars of independence

statue on the border between Chile and Argentina

former railway line in Argentina and Chile

mountain pass between Chile and Argentina

mountain pass between Chile and Argentina

Andean mountain

Section of the Andes on the Argentina–Chile border

reservoir located in the Santiago Metropolitan Region, Chile

mountain in Argentina

mountain in Argentina

Andean mountain in Argentina

national park in Chile

canyon in Santago Metropolitan Region, Chile

natural monument & mountain in Chile