Cable car of Flégère then chairlift of the Index.
From the summit of the Index chairlift, we will head towards the foot of the southern ridge of the southern summit of Aiguilles Crochues.
The route begins with 7 climbing lengths of level 5c, then a nice ridge crossing to the summit of S Aiguilles Crochues.
The descent is made by an edge to the Crochues pass, or by the Lac Blanc.
Allow 6 to 8 hours for the loop.
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