Saint-Marcel Cave

50 km from the house · Saint-Marcel-d'Ardèche

Underground pools of blue water in the Cocalière caves, used as an illustration.

Our photo of the Cocalière caves is similar.

One of the largest caves in France: 64 km of passages.

"Listed as a national heritage site for its geological and archaeological interest, the Saint-Marcel cave, with 64 km of passages, is one of the largest caves in France."

Saint-Marcel-d'Ardèche, 46 minutes from Le Mas g'Ardéchois.