Park in the car park in front of the school in Thuy-dessus or, alternatively, at the Lac de Thuy car park.
(S/E) Walk past the chapel towards Les Rassettes. Go past Les Rassettes and head for the crossroads.
(1) Take the path on the left which runs alongside the Nant du Sappey, pass the Maison d'en bas and reach the bank of the stream.
(2) Cross the ford as best you can; a few stones make the crossing easier. The path continues then turns sharply south-west until it meets the Route du Sappey.
(3) Head up the road to the right to the Sappey Chapel.
(4) Take the path that starts to the left of the chapel; note the signpost for Chalet de la Têtaz here. Follow this fairly steep path. Reach the junction with the Chemin de la Verpillière, turn left to reach the viewpoint. Continue on to reach the Chalet-Refuge de la Têtaz.
(5) Head north on a gentle climb before quickly beginning the descent, emerging at a place called La Rosière.
(6) Leave La Rosière on your right and turn left onto a track that descends southwards towards Nant Debout. Follow the stream along its right bank to reach Grange du Fresnay.
(7) Here, rejoin theGR®96and follow it to the hamlet of Nant Debout.
(8) Leave theGR®, turn left and follow the track to Thuy-dessus and the school car park (S/E).
