Park in the car park at a place called La Roche Ecroulée.
(S/E) Walk along the bottom of the valley, sometimes following the remains of the old road, sometimes taking the hiking trail that avoids the detours of the road. You will soon reach a large flat area called Petit Belvédère du Viso, which offers a breathtaking view of the imposing peak nearby.
(1) Continue along the Guil to the Grand Belvédère du Viso.
(2) Leave the old road here and continue on the path that climbs gently to the right towards the lake. You will reach theGRP® du Pain de Sucre crossroads, marked in red and yellow.
(3) Turn right to quickly reach Lac Lestio.
(4) Return by the same route to the GRP® junction.
(3) Keep right on theGRP® to continue on almost flat ground to the Refuge du Viso.
(5) Continue along theGRP® to reach a crossroads with several directions.
(6) Leave theGRP® here and turn left to begin the descent through the mountain pastures. Return to the Grand Belvédère crossroads you passed on the way up.
(2) Follow the same route as on the way there to return to the Roche Écroulée car park (S/E).
