5.0
(2)
9
hikers
3
hikes
Mountaineering around Le Frasnois, located in the Jura region, features a landscape characterized by dense forests, numerous waterfalls, and the distinctive limestone formations of the Jura mountains. The terrain includes varied elevations, with routes often traversing valleys and ascending to viewpoints overlooking the surrounding natural environment. This area provides opportunities for exploring diverse natural features, including the notable "Saut" waterfalls.
Last updated: July 6, 2026
5
hikers
12.0km
03:42
350m
350m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
2
hikers
8.37km
02:36
210m
210m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0
(1)
2
hikers
9.89km
03:07
270m
270m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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A superb hike with beautiful views of the seven waterfalls. It's quite crowded, so for a quieter return, you can take the GR 559 forest path back, which doesn't follow the water but is also magnificent in autumn!
0
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A waterfall with a larger pool and a smaller cascade in a beautiful setting. In front of it is a small stone lynx statue.
6
0
Waterfall at the ruins of a former mill.
7
0
Larger waterfall Cascade Saut De La Forge with grotto and views directly onto the waterfall, as well as from above onto the water cascading down over smaller cascades.
7
0
Beautiful view near a crossroads of a small waterfall with cascades.
7
0
A beautifully situated small waterfall with a small pool. From the rocks in front of the waterfall, you can enjoy beautiful views of the idyllic natural setting.
7
0
View of the Cascade de L'Eventail. A small, rocky path leads directly to the waterfall.
7
0
Beautiful view of the central waterfall Cascade Du Hérisson with several cascades.
7
0
There are several mountaineering routes around Le Frasnois, with komoot featuring 3 distinct tours. These routes cater to various skill levels, from moderate to difficult.
While many routes in Le Frasnois are considered difficult, there is at least one moderate option suitable for those with some experience. The Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief is a moderate 7.5-mile route that takes about 3 hours 42 minutes to complete, offering a good introduction to the region's terrain.
Mountaineering routes in Le Frasnois are characterized by dense forests, numerous waterfalls, and distinctive limestone formations typical of the Jura mountains. You'll encounter varied elevations, often traversing valleys and ascending to viewpoints overlooking the natural environment.
Yes, all the featured mountaineering routes in Le Frasnois are circular. For example, the Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief and the Le Grand Saut – Saut de la Forge loop from Bonlieu are both designed as loops, bringing you back to your starting point.
The region is rich in natural beauty, especially waterfalls and viewpoints. You can visit impressive sites like Le Grand Saut, Fan Waterfall, and Saut Girard Waterfall. For panoramic views, consider visiting Pic de l'Aigle.
Yes, the area around Le Frasnois is known for its beautiful lakes. You can find highlights such as the Three Lakes Viewpoint, Petit Maclu Lake, Lake Narlay, and Lake Ilay, which are often accessible or visible from various trails and viewpoints.
The mountaineering routes in Le Frasnois are highly regarded by the komoot community, holding an average rating of 5.0 stars. Users frequently praise the stunning waterfalls and the immersive experience of traversing the dense woodlands and unique limestone landscapes.
The duration of mountaineering routes in Le Frasnois varies depending on the specific trail and your pace. For instance, the moderate Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief typically takes around 3 hours 42 minutes, while the more challenging Le Grand Saut – Saut de la Forge loop from La Chaux-du-Dombief can be completed in about 3 hours 7 minutes.
Yes, Le Frasnois offers challenging options for experienced mountaineers. The Le Grand Saut – Saut de la Forge loop from Bonlieu is a difficult 5.2-mile path that provides challenging terrain through forested areas and past significant waterfalls, ideal for those seeking a strenuous hike.
Absolutely. Le Frasnois is renowned for its numerous waterfalls, which are a central feature of the mountaineering experience. Many routes, such as the Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief, are specifically designed to showcase these natural wonders.
The mountaineering environment in Le Frasnois is defined by its rich natural diversity, including dense woodlands, the distinctive limestone geology of the Jura mountains, and a network of impressive waterfalls. The terrain offers a blend of forest paths, valley traverses, and ascents to scenic viewpoints.


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