serranía de hornocal, the hill of the fourteen colors in the quebrada de humahuaca, jujuy, argentina

altiplano america andes argentina blue canyon colorful desert formation fourteen colors geology heritage hill hornocal humahuaca jujuy landmark landscape latin mountain mountains national natural nature norte argentino outdoor paisajes panoramic quebrada range road rock salta sand sandstone scenic shapes site sky south stone tourism travel unesco valley viajes view viewpoint serranã­a argentina