The Ray-Pic waterfall is a natural waterfall and a natural volcanic site. The amazing rock formations of this 60-meter waterfall follow a lava flow that forms a cascade of basalt columns.
The Col de la Croix de Boutières from Saint-Martin-de-Valamas is 27.1km long with a total drop of 1024m. The average gradient is 3.5% with maximum gradients of 9%.
The Col du Gerbier de Jonc from Saint-Martin-de-Valamas is 22.9 km long with a total drop of 885 m. The average gradient is 3.8% with maximum gradients of 8.3%.
The ruins of Rochebonne castle, in the upper Eyrieux valley, are perched on a granite promontory dominating the left bank of the Eyrieux, 850 meters above sea level.
From the lake of Saint-Front born the Gagne, one of the many tributaries of the Loire. This lake is a maar. It owes its existence to a violent volcanic explosion. …