Stone or rock Tree, called Árbol de Piedra in Spanish. A result of the continuous erosion, this volcanic rock seems to have the whole structure of a petrified tree.
The Stone Tree
The Stone Tree/UyuniSaltFlat.com
The shape of the Rock Tree, particularly the thin stem, is due to strong winds carrying sand and eroding the soft sandstone.
Stone or rock Tree, called Árbol de Piedra in Spanish.