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All outdoor activities
Hiking, trail running, cycling, ski touring, snowshoeing.
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Distance21.13 km
Elevation gain1780 m
Elevation loss1068 m
Estimated time7 h
Altitude maximum1580 m
Altitude minimum758 m
TypeOut & back
DifficultyVery hard
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About this trail
21.13 km loop hiking starting from Castle Peak.
This hike includes 2 significant climbs. With a total elevation gain of 998 m across 6.65 km, with an average slope of 15.0%.
- Climb 1 (at km 14.02 km): +834 m over 5.74 km, average slope 14.5%
- Climb 2 (at km 20.96 km): +164 m over 903 m, average slope 18.2%
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Privacy-first analytics, hosted in France. Your data stays yours.
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Truly free — no hidden premium
Topo maps, GPX, offline use included. No premium paywall.
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A real app, not just a website
iOS + Android with offline topo maps and live GPS navigation.
French independent team — GDPR-native
