Park near the natural camping area in the village of Tourtre.
(S/E) Take the road towards Tourtre, to the centre and the Tourtre signpost.
Turn left towards Les Coinchettes and continue straight on along the small uphill road. You will arrive at thefirst signpost for Les Coinchettes, Fromagerie. Continue until you reach thesecond signpost of the same name on the right.
(1) Head towards Brillet. Follow the yellow and green markings. Enjoy the beautiful view of Saint-Martin-en-Vercors from here.
Further on, take a path on the left into a meadow. When you reach a house, you will see the Brillet signpost.
(2) Turn right, passing in front of the house, until you reachthe second Brillet signpost. Turn left here, continue on and you will reach the houses of L'Arénier. Continue straight ahead to reach the hamlet of La Gisonière. Here, join the red and yellow markedGRP® trail. Turn left. At the next crossroads, leave the trail and turn right to reach the hamlet of Blachette.
(3) At the Blachette post, turn left towards Saint-Martin-en-Vercors. At the D103 departmental road, turn left carefully. Continue along this road and enter Saint-Martin-en-Vercors. At the village exit, join the car park and theGRP® trail you took earlier.
(4) Turn right onto Chemin de Menuisiers. Follow the yellow-red and yellow-green markings. Atthe first Les Menuisiers signpost, head towards Pas de l'Allier. Atthe second signpost, follow Les Revoux. A little further on, continue to the right. When you reach Les Revoux, follow the Ale, then Gours Ferrants. Enter the undergrowth, the path descends then climbs again. Afterwards, continue to the left until you reach the D103 road.
(5) Continue on the departmental road: caution, very busy road. Pass the picnic area, then at the Gours Ferrants signpost, head towards Bobache until you reach the D103/D103a crossroads.
(6) Go down the small path opposite the pumping station. Further on, you will see the Bobache signpost on the left. Take the small path that goes up into the woods towards La Sablière. The path becomes sandy. Follow the yellow and green markings until you reach the La Sablière signpost.
(7) Make a 180° turn to the left, following the yellow and red markings. Go downhill and follow the Vernaison river. When you reach the D103a road, turn left, cross the bridge, then immediately turn right towards Baudet.
At the end of the climb, turn right onto a farm track. At the end, turn right, then quickly left onto the road towards Tourtre. You will then find the car park near the natural camping area (S/E).
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