It is the region of the high mountains, volcanic peaks, salt lakes and the blue sky.

It includes Jujuy, Salta, Catamarca, La Rioja, Tucumán and Santiago del Estero provinces.

QUEBRADA DE HUMAHUACA Cultural Patrimony Jujuy

Train to the Clouds. Salta

Natural Patrimony. La Rioja

Its most beautiful places are La Quebrada de Humahuaca, The Calchaquíes Valleys, Salta city and El Tren a las Nubes (Railway to the Clouds) . This area was called "Pachamama" (Mother earth) by the natives Incas.