amphitheatre flagstone Geological phenomenon Historic site quarry rock ruins sal. salinas maras pool salt well white air brine concentrating house clean drops fresh graduation house gush health health care healthy Mineral minerals pure ripple salina salt works sike structure texture thorn house trickle water altiplano America argentina background blue cold desert grandes horizon hot jujuy landscape nature outdoor rough salar saline scene scenic sky solid spring summer surface white. winter highland hill hill station Human settlement Mountain village Natural landscape panoramica Rural area town village vistas.