A propos
77 km loop starting from Belley to reach the highest point of Bugey: the Grand Colombier by the magnificent Culoz airpins.
Infos générales
- Dénivellation positive : 1465m
- Dénivellation négative : 1465m
- Distance : 77km
- Durée journalière : 04h30
Ouverture
All year round.