Many Calories Skirt Steak

Shalva network Roche / Trou du Coeur

Here's a network Shalva Roche / Trou du Coeur
Elevation:-460m
Development: 10154 m

planimetry on IGN's network
Grizzly has also been added (independent)

3D view of the 2 cavities

photo from the road to solid wood Barbus (Villard de Lans)