(S) From the Relais de Clavières, follow the tarmac road, which soon turns into a dirt track.
Climb through the woods, passing two reservoirs and crossing a small stream.
(1) At the first junction, turn left (signposted ‘Croix de la Donne’) and continue for 150 metres.
(2) Turn left again. The path heads north-west then turns sharply north. Follow it for 20 minutes until you reach a sign marked ‘réserve’. There is a large meadow on your right.
(3) Turn left to descend to a clearing.
(4) Here you rejoin the tarmac road; take it to the left to reach the Relais de Clavières and the starting point.