Tuilière and Sanadoire rocks

La Tuilière features prismatic columns arranged in sheaves. In the past, these stones were used to cover the roofs of houses. These stones are known as lauzes.
La Sanadoire, or “ringing rock” because phonolite resonates when struck, rises to an altitude of 1290m. Until the 15th century, it was the(…)

La Tuilière features prismatic columns arranged in sheaves. In the past, these stones were used to cover the roofs of houses. These stones are known as lauzes.
La Sanadoire, or “ringing rock” because phonolite resonates when struck, rises to an altitude of 1290m. Until the 15th century, it was the site of a castle reputed to be impregnable. Surprisingly, it was able to support even a modest fortress. An earthquake greatly reduced its surface area at the summit.