(S) From the village of Les Moussières, cross the main road onto theGR®®, then head straight on along Rue de Saint-Claude. Pass the Les Moussières Town Hall and turn onto the small road to Crêt Joli. Pass a fork in the road, turn right and head straight on towards La Muras.
(1) At this point, turn left to reach Pré Grandvaux.
(2) Turn left, skirting the Pré Berthet farm, and continue along this track which turns into a path; keep to the right, then carry on through the woods until you emerge into a valley.
(3) When you reach the crossroads, turn right, then at the next three-way junction keep straight ahead, follow the small stream and then the peat bog, continuing on this way until you reach Lac de l'Embouteilleux.
(4) Keep to the right of the white track and, at the end, head back up along the D25 road.
(5) Cross the hamlet of L'Embossieux, keep to the left and then left again to take the Chemin des Quartiers to the Pré Reverchon path.
(6) Take this path to the right. Pass by the hamlet of Le Talonard and continue straight on theGR®® to reach the Chemin de Sous les Bois.
(7) Continue straight ahead to join the Route de la Borne au Lion.
(8) At this junction, turn left, following the road towards La Borne au Lion. Follow the path which continues to the left after the car park and the start of the cross-country ski trails. The path leads to La Combe Froide. Keep to the right. At the road, first turn left then right to rejoin it.
(9) First turn right then left and continue straight on until you rejoin it: follow it to the left, then take the path to the left and left again at the road to pass in front of the Berbois refuge.
(10) Turn right shortly afterwards and follow the road to the Borne au Lion.
(11) At the crossroads, head towards Col aux Merles on the path furthest to the left. This is a wide white track that climbs up to the pass, then descends into the Closettes valley (leave the access to Crêt au Merle on your left).
(12) Start the descent to the right towards Lélex; in the woods, keep following the path going down straight ahead to the right (GR®® markings) until you reach the hamlet of Le Niaizet.
(13) Continue left then straight ahead until you reach Lélex. At the end, on the A-road, turn left to reach the car park (E).