Tui De Roy / Parincota, elevation 6,232 meters, Lauca National Park, Andes Mountains, Chile

Tui De Roy / Lake Chungara and Parincota Volcano with Vicuna herd, Lauca National Park, Chile

Pete Oxford / Common / Southern mountain viscacha {Lagidium viscacia} Lauca NP, Chile

Theo Allofs / Lake Chungara with Parinacota Volcano, Lauca National Park, Chile

Theo Allofs / Lake Chungara with Parinacota Volcano, Lauca National Park, Chile

Theo Allofs / Colchane Mountain at sunset as seen from Lake Chungara, Lauca National Park, Chile

Theo Allofs / Parinacota Volcano at sunset as seen from Lago Chungara, Lauca National Park, Chile

Thomas Marent / Alpaca (Lama pacos) mother and young in grassland near volcano, Lauca National Park, Chile

Pete Oxford / Lake Chungara and Parinacota Volcano landscape, Lauca NP, Chile, South America

Hanne & Jens Eriksen / Vicuna group {Lama vicugna} on hillside, Lauca National Park, Chile, South America

Luiz Claudio Marigo / Common mountain viscacha {Lagidium viscacia} Lauca NP, Andes, N Chile

Tui De Roy / Vicuna (Vicugna vicugna) family herd in Andean desert with snow-capped Parincota Volcano in background, Lauca National Park, Chile

Tui De Roy / Yareta (Azorella compacta) cold-resistant cushion plant growing in volcanic terrain at 5, 000 meters, Cerro Villanunumani, Lauca National Park, Andes Mountains, Chile

Tui De Roy / Parincota, elevation 6,232 meters, Lauca National Park, Andes Mountains, Chile

Tui De Roy / Southern Viscacha (Lagidium viscacia) feeding in high elevation Andean wetland adjacent to colony in boulder field, Lauca National Park, Chile

Tui De Roy / Vicuna (Vicugna vicugna) portrait, superbly adapted to high Andean desert environment, Lauca National Park, Chile

Pete Oxford / Vicuna (Lama vicugna). Lauca NP, Chile, South America

Pete Oxford / Vicuna (Lama vicugna) feeding. Lauca NP, Chile, South America

Pete Oxford / Common mountain viscacha, Lauca National Park, Chile, South America.

Pete Oxford / Common mountain viscacha, Lauca NP, Chile, South America

Pete Oxford / Vicuna (Lama vicugna) drinking, Lauca NP, Chile, South America

Pete Oxford / Lake Chungara, highest lake in the world at 4,500m and snow-capped Parinacota volcano, altiplano, Lauca National Park, Chile.

Pete Oxford / Lake Chungara, highest lake in the world at 4,500m, and snow-capped Parinacota volcano, altiplano, Lauca National Park, Chile.

Pete Oxford / Common mountain viscacha, Lauca NP, Chile, South America