The Siloli is a desert of southwest of Bolivia, located in the department of Potosí. It is characterized by its rock formations product of the strong winds that presents the region. The desert is considered one of the most arid in the world1 due to the low precipitation that occurs in the area. It is usually part of tourist routes, since it is the gateway to the National Reserve of Andean Fauna Eduardo Abaroa to its surroundings are the colored lagoons as well as the Great Salar de Uyuni.
It is considered a part of the desert of Atacama, the driest desert in the world.