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
Distance18.53 km
Elevation gain1066 m
Elevation loss2224 m
Estimated time5 h
Altitude maximum2344 m
Altitude minimum1131 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
18.53 km loop hiking starting from Donnerstein.
This hike includes 2 significant climbs. With a total elevation gain of 173 m across 1.62 km, with an average slope of 10.7%.
- Climb 1 (at km 6.40 km): +67 m over 627 m, average slope 10.7%
- Climb 2 (at km 13.82 km): +106 m over 994 m, average slope 10.7%
-
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
