You'll find a multitude of climbing routes in and around the resort to be tackled under your own steam or under the watchful eye of a guide. Climbing is a great activity for all the family, just check with the guide beforehand what their minimum age is.
The west-facing cliffs of Lac Besson (2,200m) boast 150 climbing routes of level 5-6 split into seven sectors. The rock faces are mainly fairly steep slabs and walls, ranging from 30m to 120m high. Not for the complete novice, but climbers with some experience will find this area to be a great playground. The routes are all bolted with inox anchor points for optimal safety.
The Oisans region boasts great climbing for those who wish to see more of the area. Le Vernis (750m) has 30 routes that are accessible all year round; Venosc (950m) has 51 routes and the climbing season runs from May to October; La Bérarde (1,500m to 2,000m) has a whopping 100 routes and is open throughout spring, summer and autumn; La Chalp (1,000m) has 37 routes and is also open throughout spring, summer and autumn.
The Ecrins National Park offers a range of climbing routes, among them, the south face of La Barre des Ecrins, a massive 2,000m wall with moderate 5c climbing, La Meije, a huge south face with more than 20 pitches of bolted 6b routes, the granite slabs at Ailefroide. Maps and guides for the various routes can be bought from one of the park information centres.