It is covered by a few meters of salt crust , which has an extraordinary flatness with the average elevation variations within one meter over the entire area of the Salar .
The Salar was formed as a result of transformations between several prehistoric lakes .
Salar is covered by a few meters of salt crust , which has an extraordinary flatness with the average elevation variations within one meter over the entire area of the Salar .
The Salar was formed as a result of transformations between several prehistoric lakes .