
Challenge
La Frégère, 30440 Saint-Roman-de-Codières, France
The finale follows the Grand Balcon Sud, an airy contour offering day‑long, front‑row vistas of Mont Blanc, Aiguille du Midi, and Bossons glacier. Passing Planpraz and the sculpted ridgeline of Le Brévent, the descent winds through spruce and hamlets back to Les Houches, completing the full alpine circuit.
Distance
17 km
Elevation
1877 meters