Piedras Encimadas

The Piedras Encimadas Valley is a series of small valleys and tourist attraction located in the Zacatlán municipality of Puebla in central Mexico. The main feature of the zone is basalt rock formations in capricious forms, created by erosion over millions of years. The valley has been defined as covering anywhere from 100 to 400 hectares, most of which is privately owned land developed for tourism.

Source: Wikipedia