From the Col de Méselier car park, take the road for 250 m towards Saffrières, then take the first path to the left (1), which rises gradually in the forest of Serves Foulette. At the fork (2), take the left path around an almost 180° turn and climb the steep route to the Pas des Voutes (3).
Arrive at the ridge, head in the direction of St-Julien-en-Vercors, via the Pas de la Charmate (4) then by the Cabin in Lily (5).
Having arrived at the Cabin in Lily, turn right. We arrive at an intersection (6) Turn right and reach the view point of Pas de l’Allier (7).
Then head down the hillside to point (2) through which we passed on the outbound leg. There remains only to head straight to the car park at the starting point.