Starting point: Bourg d'Oisans. However, you can start anywhere along the route.
La Marmotte is a 176.7 kilometer bicycle route with a total ascent of 5368 meters.79.8 kilometers of the tour are uphill. There are 3 official climbs on the route. Climbfinder users shared 1 review/story of this route and uploaded 7 photos.
Climbs on the route
Regions you cross
Time on bike