Trassanel, FR
Grotta: sviluppo 28m, profondità 11m, nel massiccio Noire (montagne) / Versant méridional de la Montagne Noire audoise, hydrosystème du Minervois-Cabardès.
Listen to the audio guide for Louche (Trou de la) [T 17] Free on WIP — starts by itself when you arrive, even with the screen off