Come and discover the rhythm of running in the Chartreuse nature park. Mid-altitude mountain pastures, forests and ridges are the perfect place to start running in the mountains at your own pace.

Ut4M and its 12 races, from 20 to 180 km, offers all runners, from beginners to elite, the chance to set themselves their own challenge. A rather unusual tour of the Grenoble metropolitan area through our 4 mountain ranges!