A big route of mountain where it is advisable to manage its effort, because the difficult rise of Joux-Plane represents only 55 to 60 % of your made uneven total, according to your point of departure.
Itinerary
- Distance: 74 km
 - Elevation: 1620 m
 - Positive elevation: 1620 m
 
Prices
Free access.
Opening
From 01/06 to 31/10.