18.8 km | 23 km-effort
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SityTrail - depart; merey sous montrond tarcenay
Walking
Very difficult
Mérey-sous-Montrond,
Bourgogne-Franche-Comté,
Doubs,
France
5h 12min
Yes
départ aissey vers gouffre de l'echaulle
Walking
Very difficult
,
Bourgogne-Franche-Comté,
Doubs,
France
18.7 km | 25 km-effort
5h 40min
Yes
SityTrail - SityTrail - SityTrail - depart renne sur loue version modifiée
Walking
Very difficult
Laviron,
Bourgogne-Franche-Comté,
Doubs,
France
22 km | 31 km-effort
6h 56min
Yes
