Distance: 11.8 km
Level: Suitable for beginners
Level: Blue level - Moderate
Level: Mountain bikers
Elevation: 240 D +
Departure: Saint-Geoire-en-Valdaine
MTB markings, circuit n ° 33.
Pond less than 300 m away, In the countryside, By the water, In the forest
Recommended period (s): Autumn, Summer, Winter, Spring
Attention, be careful when crossing the secondary road.

By mountain bike

Circuit with very varied terrain. After a warm-up on flat and winding paths, you will tackle a steady climb, rewarded by a beautiful descent in the undergrowth.

You cross one of the richest natural sites in the department of Isère (Natura 2000 area: stay on the path) and walk along the Château de la Lambertière, the Château de Longpra and the Saint-Georges church.

The +: the multi-hike station, the spot for multi-activities and the picnic break

Points of interest

Château de Longpra
Cultural heritage

Longpra Castle

Brasserie artisanale du Val d’Ainan : La Dauphine

Val d’Ainan craft brewery: La Dauphine

to report a problem



Free access.

Equipments & services


  • Parking
  • Free parking
  • Picnic area.

Home of animals

  • Animals accepted: Yes
  • Animals accepted without supplement


Our contact details

N°33 – From Marais to Castles

Multi-randos station (under the municipal swimming pool)


38620 Saint-Geoire-en-Valdaine

Getting to the starting point