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Lac Cornu

Hiking Very hard Created at: March 17, 2026

Informations

Distance 5.13 km
Elevation gain 1393 m
Elevation loss 204 m
Altitude minimum 1091 m
Altitude maximum 2411 m
Altitude Start 1091 m
Altitude End 2280 m
Estimated hiking time 3 h 50 min
Difficulty Very hard

5.13 km loop hiking starting from Chamonix. Elevation gain is 1393 m, with altitude ranging from 1091 m to 2411 m. Estimated time: 3 h 50 min. Starting town: Chamonix (Auvergne-Rhône-Alpes, France).

This hike includes 1 significant climbs. With a total elevation gain of 1160 m across 2.97 km, with an average slope of 39.0%.

  • Climb 1 (at km 4.54 km): +1160 m over 2.97 km, average slope 39.0%

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