Saint-Thibaud-de-Couz, FR
Grotta: sviluppo 260m, profondità 52m, nel massiccio Chartreuse (massif de la) / Épine (chaîne de l').
Listen to the audio guide for Euvette A (Trou de l') [n°012.1] [n°12.1] Free on WIP — starts by itself when you arrive, even with the screen off