Walk up into the forest on the northern side of the dale taking a path to a combe and rising up along a ridge up to the refuge Plan des Gouilles.
Departure: Champagny Le Haut, parking in the hamlet Le Bois
Arrival: same
Duration: 4h40 including 2h45 of ascent
Shorter and easier variant (blue level) of route 8 - The Plan des Gouilles refuge via the Enclos du Seil.
From the Bois car park (cross-country ski chalet), take the tarmac road, cross the torrent by the bridge. On the right, take the motorable track for about a hundred meters until the sign indicating on the left the path going up towards the Plan des Gouilles refuge.