Freedom, elevation gain, variety and enjoyment: these are the promises of this route, which crosses the Valserine valley and the ridges of the Haut Jura.
This route allows you to discover the Valserine valley and ridges in a picture-postcard setting.
From the banks of France's 1st wild river to the summit of the Haute Chaîne du Jura, nature is yours to discover!
The route is located in the Haute Chaîne du Jura National Nature Reserve, so please respect the specific regulations for this area, which can be consulted at https://www.rnn-hautechainedujura.fr/reglementation/interdits-en-rnn/. Among these rules: dogs are forbidden, even on a leash!
Guidebook with maps/step-by-step: Please note : this route is signposted for hiking, not trail running.From Chézery (A), follow the signs for "La Rivière", passing the police station.Continue in this direction, ignoring the Moulin Thomas sign (B) at a crossroads. When you reach the hamlet of "la Rivière" (C), cross the road and climb up to a cable-stayed footbridge over the Troubléry stream (D).From here, follow the signs for "Le Reculet" (note that at Verney-Dessus (E), the path climbs to the right of the houses). Pass the Chalets de Lachat (F) and enter the Thoiry-Derrière mountain pasture (G), where the Reculet cross (H) is visible.The climb ends on the northern ridge. Descend southwards along the GR. Skirt the alpine chalets of Polvette (I) and Capitaine (J), pass the "Pierre de la Lune" (K) and arrive at the "Passage des Chezerands" (L) close to the Gralet chalet.A yellow-marked path immediately descends into the forest, crossing a forest track several times to reach the hamlet of Rosset (M), Grande Bossonaz (N), Bellaigue (O) and then the village.
More information:
Safety instructionsThis trail crosses part of the Haute Chaîne du Jura National Nature Reserve, so please respect its regulations.https://www.rnn-hautechainedujura.fr/Dogs are forbidden, even on a leash!Before setting off- Check the general and local weather forecast, and make sure there's no precipitation.- Find out about the approach route, the height of the itinerary, the time it will take to complete the climb, and any possible escapes (IGN map, GPS, topo-guide, etc.).- Evaluate possible risks by asking mountain professionals, mountain huts and gîtes.- Inform someone close to you of your objective, and contact them again if there are any changes: departure and return times, number of participants with telephone numbers for each, vehicle(s), parking.- Avoid setting off alone, and use equipment that is suitable for the activity, adjusted and in good condition: headlamp, complete first-aid kit, survival blanket, etc.In the event of a problem, call 112 (European emergency number).
Itinerary
In detail
- Distance: 20 km
- Markup: BALISE
- Elevation gain : 1219 m
- Negative elevation gain : 1219 m
- Daily duration: 240 min
- Type of route: BOUCLE
- Beaconing accuracy: Yellow PR and red and white GR
- Nature of the land: Rock
- Nature of the land: Stone
- Nature of the land: Ground
- Nature of the land: Grit
- Nature of the land: Not suitable for strollers
Opening
From 01/04 to 30/11.
Subject to favorable weather.
Rates
Free access.
Facilities & services
Facilities
- Free car park
- Car park
Host language(s)
- French
