Starting in Saint Dalmas le Selvage, go up in direction of the Colombière pass (2237m). In the sumit you will go down till the « Lauzarouotte » (2123m) before climbing in direction of the Colombart pass (2539m). You will then run along the Crete de la Blanche that will take you back to the Colombière pass. The descent will be runned through the same itinerary.
Course evolving in the Mercantour National Park. Comply with the regulations in force.