Saint-Thibaud-de-Couz, FR
Grotta: sviluppo 60m, profondità 15m, nel massiccio Chartreuse (massif de la) / Épine (chaîne de l').
Listen to the audio guide for Gencourts 1 (Résurgence des) [n°030] [n°30] Free on WIP — starts by itself when you arrive, even with the screen off