The best MTB trails around Lac D'Ilay
4.3
(190)
1,146
riders
84
rides
Last updated: October 31, 2025
5.0
(5)
14
riders
1. The Hérisson Waterfalls – The ghost tunnel! loop from Le Frasnois
47.2km
03:42
710m
710m
Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
3.0
(3)
7
riders
2. Lac du Grand Maclu – Shore of Lac de Narlay loop from Le Frasnois
17.4km
01:22
290m
290m
Expert mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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4
riders
3. Lac du Grand Maclu – Shore of Lac de Narlay loop from La Chaux-du-Dombief
54.4km
04:15
830m
840m
Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(1)
4
riders
4. Tour des 4 lacs – The Hérisson Waterfalls loop from Le Frasnois
41.6km
03:21
730m
730m
Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
8
riders
Expert mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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