A propos
The GR® 9 begins in St-Amour 39. In the department of Ain, it goes all over the oriental crest, by Colomby de Gex, goes through the gap Nantua-Bellegarde, visits plateau de Retord and goes through Grand-Colombier, before diving in the Rhône valley.
Infos générales
- Dénivellation positive : 4330m
- Dénivellation négative : 3580m
- Distance : 100km
- Durée itinérance : 6 jour(s)
Ouverture
Free access (weather depending)
Tarifs
Free of charge