GPX downloaded! Open this trail in Isomaps for offline GPS navigation and topo maps.
-
No ads, no third-party trackers
Privacy-first analytics, hosted in France. Your data stays yours.
-
Truly free — no hidden premium
Topo maps, GPX, offline use included. No premium paywall.
-
A real app, not just a website
iOS + Android with offline topo maps and live GPS navigation.
-
All outdoor activities
Hiking, trail running, cycling, ski touring, snowshoeing.
French independent team — GDPR-native
Distance21.83 km
Elevation gain1357 m
Elevation loss249 m
Estimated time7 h 10 min
Altitude maximum3725 m
Altitude minimum2606 m
TypeOut & back
DifficultyVery hard
Weather forecast
5-day MeteoBlue forecast at the trail start — free with an account.
Create free account
About this trail
21.83 km loop hiking starting from Grand Lake.
This hike includes 2 significant climbs. With a total elevation gain of 1049 m across 12.33 km, with an average slope of 8.5%.
- Climb 1 (at km 8.39 km): +272 m over 4.49 km, average slope 6.1%
- Climb 2 (at km 20.93 km): +777 m over 7.84 km, average slope 9.9%
-
Share photos of your trails
Help the community discover what each route really looks like.
-
No ads, no third-party trackers
Privacy-first analytics, hosted in France. Your data stays yours.
-
Truly free — no hidden premium
Topo maps, GPX, offline use included. No premium paywall.
-
A real app, not just a website
iOS + Android with offline topo maps and live GPS navigation.
French independent team — GDPR-native
