Course
10 km10 km
Key dates
- ★Race dayDecember 2026 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
Les Defis de la Boucle is a season-long trail and nature-running series around Besancon in the Doubs. This stage is a 10km race through Amagney.
Your next race, seen from above.
Save Les Defis De La Boucle Etape 3 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Save Les Defis De La Boucle Etape 3 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Besancon Forts Trail
Loops the historic Vauban forts above Besançon
Run this event? Claim it on runcalendar.com
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.