Le Mont Grenier par Pas de Barres et Grotte de la Balme à Collomb
- Distance
- 8.11mi
- Elevation +
- 2795f
- TrailRank
- 41 5.0
A loop which climbs steeply from the car park, loose rocks eventually leading to a meadow where the route flattens out before ascending again to the left. Climbing through a light covering of trees and shrubs. Eventually...