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Directions to trailhead
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Distance31.48 km
Elevation gain2636 m
Elevation loss1956 m
Estimated time11 h
Altitude maximum2119 m
Altitude minimum971 m
TypeOut & back
DifficultyVery hard
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About this trail
31.48 km loop hiking starting from Les Houches.
This hike includes 7 significant climbs. With a total elevation gain of 1565 m across 10.12 km, with an average slope of 15.5%.
- Climb 1 (at km 6.32 km): +593 m over 3.60 km, average slope 16.5%
- Climb 2 (at km 9.35 km): +50 m over 117 m, average slope 42.9%
- Climb 3 (at km 13.20 km): +70 m over 603 m, average slope 11.6%
- Climb 4 (at km 15.18 km): +41 m over 305 m, average slope 13.5%
- Climb 5 (at km 22.35 km): +579 m over 4.51 km, average slope 12.8%
- Climb 6 (at km 25.61 km): +194 m over 780 m, average slope 24.9%
- Climb 7 (at km 28.55 km): +38 m over 202 m, average slope 18.9%
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