Parking: Chamrousse resort, Recoin district, Place de Belledonnes.
(S/E) From the car park, head north for about 100 metres towards the signposts, continue right on theGR® 549 towards Lacs Robert and reach an intersection.
(1) Leave theGR® for an ascent to the left, towards the Aiguille.
(2) Pass the 1815m point and descend the other side towards a ski slope.
(3) Cross the slope to rejoin the path towards Lac des Pourettes. After a stretch through the forest, you will reach the small Lac des Pourettes.
(4) Pass the lake on the right to begin an ascent through a jumble of boulders, reaching Brèche Robert Nord.
(5) Go around the main lake on the eastern shore, then pass a shelter and reach an intersection.
(6) Leave the path that climbs to Col des Lessines here and follow the southern shore of the lake to Brèche Robert Sud.
(7) Leave theGR® trail to the left towards Lac du Vallon and take a path that crosses a chaotic boulder field (unconventional markings), with a few downhill sections that must be negotiated with caution. This will take you to Lac des Pourettes.
(4) Turn left and retrace your steps.
(3) Then climb up the ski slope to Col de la Balme.
(8) Take theGR® 549 westwards.
(1) Descend to Le Recoin (S/E)