The Grotte de l’Enfer is a chasm with a suspended arch that you will discover on the Parmelan hike.
Crossing this karst plateau will take you through multiple caves: Grotte de l’Enfer, Grande Glacière, Glacière d’Aviernoz.
Crossing this karst plateau will take you through multiple caves: Grotte de l’Enfer, Grande Glacière, Glacière d’Aviernoz.
Openings
All year 2025 - Open everyday
