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Four courses, one start
La Grandiose
Race day
Saturday 25 September 2027
Tramelan, Salle de la Marelle
- The associationUp n' Down, its committee, and how to become a member
- Our philosophyRunning in nature, and leaving it as we found it
- PartnersThe companies that make the race possible
Volunteers
No you, no race
Aid stations, course marking, bibs, finish line: a day at the heart of the trail.
Become a volunteer