Park at the edge of the village of Corrençon-en-Vercors in the large car park by the golf course and the Nordic ski area.
(S) Head south, pass the Hauts Plateaux restaurant and take the access road to the golf course. At thefirst junction, turn right onto the path that runs alongside the road and leads to the golf course.
(1) Leave the path and continue west-north-west.
(2) Turn slightly right, heading towards Pas de la Sambue. Continue to Pas de la Sambue, ignoring the paths to the right or left.
(3) Look out for a path on the right that descends steeply towards the Herbouilly plain. As you leave the woods, you’ll reach a four-way junction.
(4) Turn left onto the GRP® du Tour du Vercors Drômois. Enter the woods again and shortly afterwards you will find the path leading to the karstic caves of the Pot du Loup.
(5) Turn right onto this path, go round the karstic caves before rejoining the GRP® and the D221.
(6) Take the track opposite, which climbs gently. Follow a short circular route to the right to rejoin the road. Turn left onto it, then, at the next junction, keep left again to reach the Herbouilly Nordic Ski Centre.
(7) Take the track on the left, heading south-east. Walk past the Cabane de Roybon. A few hundred metres further on, you’ll reach a Y-shaped junction.
(8) Turn left onto the ascending path and head for the Pas de l'Âne junction.
(9) Start the descent straight ahead and join a new track at a place called Les Auberges.
(10) Continue straight ahead, keeping eastwards. At the next junction, in a right-hand bend, take the path straight ahead down the hill. You’ll emerge at the Fleur du Roy junction.
(11) Take the track heading east, then veering north-east, and you’ll reach the Biathlon Stadium on the descent.
(12) Continue along this track to make your way back at a leisurely pace to the car park for the golf course and ski area (S/E).