This very complete loop, allows you to make the tour of the upstream part of the Jordanne Valley, passing by the Puy Mary. You will enjoy exceptional landascapes with eleven kilometers made in crest. The last part in the woods contrasts with the rest of the alpine route.
Warning: The length of the route and several technical passages make this route difficult. It is recomanded for experienced runners. The passage of Brêche de Rolland (km10.8) can be avoided by taking the route variant via the Col d'Eylac.