South west of the Salar de Uyuni in the chain of the Western Cordillera is National Reserve Eduardo Avaroa Andean fauna, where the main colored lagoons, Laguna Colorada, Laguna Verde, has spectacular scenery with eoliticas formations like the tree stone, multicolored volcanoes 4500 to 6000 meters, the red lake at an altitude of 4278 m.with a diameter of 60 km., the Sol de Mañana volcano , where the impressive volcanic activity is observed geysers, fumaroles, steaming and thermal waters of the lagoon Chalviri.
