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All outdoor activities
Hiking, trail running, cycling, ski touring, snowshoeing.
French independent team — GDPR-native
Distance21.64 km
Elevation gain1247 m
Elevation loss898 m
Estimated time7 h 20 min
Altitude maximum1427 m
Altitude minimum718 m
TypeOut & back
DifficultyVery hard
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About this trail
21.64 km loop hiking starting from Colle di San Lorenzo.
This hike includes 4 significant climbs. With a total elevation gain of 935 m across 7.83 km, with an average slope of 12.0%.
- Climb 1 (at km 1.90 km): +131 m over 1.14 km, average slope 11.5%
- Climb 2 (at km 4.52 km): +200 m over 1.27 km, average slope 15.7%
- Climb 3 (at km 11.40 km): +298 m over 3.42 km, average slope 8.7%
- Climb 4 (at km 18.15 km): +306 m over 1.99 km, average slope 15.4%
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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
