From the altitude of 754 mts. (in Gevoudaz), until is reached the summit called BREBAN at the altitude of 3 364 mts ; gradually, the plateau rises up in stages, and comprises a difficult part between 1300 mts and 2000 mts.So, Many walks for high level walkers, like the crossing of the Col " de l'Epaisseur " at 3230 mts. (in the direction of Valloire) are available, as well as many other places that can be reached easily by the family.