Discover the geological wealth of the Oisans on a short, easy loop with explanatory panels.
From Rue d'en Haut, take the path towards Pas de la Confession - Alpe d'Huez. The path takes you slightly away from the village and returns to the village along the Pas de la Confession road.
The round trip takes around 1 hour, with no major difficulties.
This itinerary is easily accessible to children.