Route n°3 : This varied itinerary offers a wonderful foretaste of the mountain trails, ascending on the GR9 great hiking trail from the Tour sans Venin tower to take you close to the Trois Pucelles needles.
The descent via the old tramway line that once connected the Vercors plateau to Grenoble is worth discovering. Keep your eyes peeled in the tunnels.
Water available at JJ Rousseau Desert and Karl Marx Park.
The calculation of the difﬁculty of each course takes into account the length, the positive vertical drop, the greatest continuous positive or negative vertical drop as well as the technicality of the terrain.
Les Vouillants - Sous les Trois Pucelles
Parc Karl Marx38600 FONTAINE
All year round.
Tramway line C (Seyssinet-Pariset - Hôtel de Ville station). Walk 10 minutes to the Parc Karl Marx.