Cactus with flower, Trichocereus genus, Chile, the Andean Altiplano, the Andes Cordillera

Gramins called 'cortaderas', Argentina, the Andean Altiplano (Puna, high plateau), the Andes Cordillera

Gramins on the Andean Altiplano (high plateau), the Andes Cordillera

Peasant's house, Argentina, the Andes Cordillera

The Altiplano (Puna, high plateau) in winter (August), ice, Argentina, the Andes Cordillera

Plant growing among rocks, Quebrada de Cafayate, Salta, Argentina, the Andes Cordillera

Bushes called "rica rica" (Acantholippia punensis), on the Andean Altiplano (high plateau), the Andes Cordillera

Volcano on the Altiplano (Puna) of the province of Jujuy, Argentina

Volcanic rocks on the Altiplano (Puna) near Antofagasta de la Sierra, winter, Catamarca, Argentina

Volcanic rocks (ignimbrite) on the Altiplano (Puna) near Antofagasta de la Sierra, winter, Catamarca, Argentina

Volcanic rocks (ignimbrite) on the Altiplano (Puna) near Antofagasta de la Sierra, winter, Catamarca, Argentina

The "Los Colorados" rock formations, Calchaquí valley, province of Salta, Argentina

The El Peñón pumice rock field, province of Catamarca, Argentina

The El Peñón pumice rock field, province of Catamarca, Argentina

Volcanic landscape, on the Altiplano of Catamarca, Argentina

Sand dune on the Andean Altiplano, province of Jujuy, Argentina