The Andes Cordillera: a cairn, 'apacheta' in Spanish: a pile of rocks made by man, Jujuy, Argentina

Man in planted field, upper Calchaquí valley, province of Salta, Argentina

Peasant with her dogs, on the Altiplano of the province of Salta, Argentina

Peasant with her dogs, on the Altiplano of the province of Salta, Argentina

Eologia Tapia, folk singer, La Poma, province of Salta, Argentina

Carnival, Villazon, Bolivia, on the Andean Altiplano (high plateau), the Andes Cordillera

Carnival, Villazon, Bolivia, on the Andean Altiplano (high plateau), the Andes Cordillera

Carnival, Villazon, Bolivia, on the Andean Altiplano (high plateau), the Andes Cordillera

The Pio Pablo Diaz museum, in Cachi, Argentina

The Monument to Independence, Humahuaca, province of Jujuy, Argentina

Village on the Andean Altiplano (Puna, high plateau), Argentina, the Andes Cordillera

House on the Altiplano of Jujuy, Argentina, the Andes Cordillera

House on the Altiplano of Jujuy, Argentina, the Andes Cordillera

Mirrors on the side of the road, Calchaquí valley, province of Salta, Argentina

Highway sign, province of Jujuy, Argentina, on the Andean Altiplano

Sign on the Laguna de los Pozuelos National Park, on the Altiplano (Puna) of the province of Jujuy, Argentina