The Quebrada de Humahuaca is a mountain valley that has been in use as a cultural route between the Andean highlands and the plains for over 11000 years. The valley, carved out by the Rio Grande, is ca. 150 km. long. The river is dry in winter but flows copiously through the Quebrada in the summer.Numerous tracks, roads and settlements testify to the civilizations that once lived here: hunter-gatherers, indigenous Omaguacas, Inca, Spanish and the Argentine Republic. Due to its strategic positi