Park along the quiet track near the houses in the hamlet of Granges Longues.
(S/E) Follow the signs for the Vallonbrun refuge as indicated on the signpost. Enter the woodland and reach the junction of the footpath and a track.
(1) Take the path opposite (signposted) and rejoin the Grattais forest track, following it to the right. After the hairpin bend, cross a stream and you’ll come to another path junction.
(2) Take this path to the right and begin a winding ascent, ignoring all the paths branching off to the right and left. Reach a gate near an alpine chalet.
(3) Go through the gate and close it behind you, go round the back of the alpine chalet and continue climbing, following the path to the track.
(4) Turn right onto it and follow it to the Refuge du Vallonbrun, situated on theGRP® Tour de la Haute Maurienne.
(5) Continue to the right on theGRP® marked in red and yellow, pass the Chapelle Saint-Antoine and shortly afterwards you will come to another junction.
(6) Turn right and begin the descent towards the hamlet of the small pass, indicated on a sign.
Caution: the descent is sometimes steep and not wooded. You will reach a crossroads at a place called Plan de l'Eau.
(7) Turn left, then left again at the next junction. Continue on to rejoin the GRP® at the Ruisseau des Granges.
(8) Turn right onto it, pass under the chalets and continue downhill to the hamlet of Le Collet.
(9) Cross the hamlet, turning right at the Sainte-Marie-Madeleine chapel. Follow the tarmac track to the junction with the D902. Turn right and walk alongside the D902 behind the crash barrier.
(10) Turn right and follow the tarmac track to the car park in the hamlet of Les Granges Longues (S/E)..