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Circuit du Trou de l'Enfer / Saint-Nicolas

Hiking Easy Created at: March 17, 2026

Informations

Distance 8.11 km
Elevation gain 159 m
Elevation loss 161 m
Altitude minimum 11 m
Altitude maximum 43 m
Altitude Start 40 m
Altitude End 38 m
Estimated hiking time 2 h 10 min
Difficulty Easy

8.11 km loop hiking starting from Île de Groix. Elevation gain is 159 m, with altitude ranging from 11 m to 43 m. Estimated time: 2 h 10 min. Starting town: Île de Groix (Bretagne, France).

This hike includes 1 significant climbs. With a total elevation gain of 66 m across 1.28 km, with an average slope of 5.2%.

  • Climb 1 (at km 8.10 km): +66 m over 1.28 km, average slope 5.2%

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