4.6
(163)
1,496
riders
13
rides
Touring cycling around Lacs des Hôpitaux offers routes through the picturesque Bugey region, characterized by green valleys, rolling hills, and the Ain River plain. This area, part of the southern Jura massif, provides diverse terrain for cyclists. The landscape features a mix of forests and traditional Bugiste villages, offering both natural beauty and cultural charm.
Last updated: October 14, 2026
16
riders
37.1km
02:34
690m
690m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
16
riders
64.5km
04:24
970m
970m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

17
riders
49.3km
03:07
540m
540m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(4)
18
riders
26.1km
01:43
390m
390m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
8
riders
25.0km
01:51
580m
580m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The commune of Vertrieu, located in the department of Isère within the Balcons du Dauphiné, has the unique particularity of housing two major historical buildings: the Château Vieux (or Maison-Forte) and the Château Neuf (or Château Moderne).
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The Sault-Brénaz dam (also called Villebois dam or Sault-Brénaz facility) is an important hydroelectric infrastructure located on the Rhône River. It is situated on the border between the departments of Ain and Isère, mainly near the communes of Sault-Brénaz and Villebois. Commissioned in 1986, this structure was the last major facility built by the Compagnie Nationale du Rhône (CNR) on the upper Rhône.
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The Sault-Brénaz dam (also called Villebois dam or Sault-Brénaz facility) is an important hydroelectric infrastructure located on the Rhône River. It lies on the border between the departments of Ain and Isère, mainly near the communes of Sault-Brénaz and Villebois. Commissioned in 1986, this structure was the last major development built by the Compagnie Nationale du Rhône (CNR) on the upper Rhône.
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Very beautiful campsite, quiet, well-maintained, clean sanitary facilities, swimming pool. Open from mid-April to the end of September.
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These two lovely ponds were built by humans in 1234. They were attached to the old abbey of Saint-Sulpice, the ruins of which can be found a little further north. They offer a pleasant setting for riding in peace and quiet.
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cycle path very busy in good weather
1
0
Magnificent pass, very few cars for a Sunday afternoon and a top-notch panorama 👌
1
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The touring cycling routes around Lacs des Hôpitaux traverse the diverse landscape of the Bugey region. You can expect a mix of green valleys, rolling hills, and sections along the Ain River plain. The area, part of the southern Jura massif, offers varied terrain from moderate loops to more challenging climbs, often passing through forests and traditional Bugiste villages.
The routes around Lacs des Hôpitaux cater to various skill levels. While there are no easy routes listed in this selection, you'll find 4 moderate routes and 7 difficult routes. For example, the Lèbe Pass – Fresne Washhouse loop from Belley is considered moderate, while the Charabotte Waterfall – Fresne Washhouse loop from Belley is a more difficult option with significant elevation gain.
Yes, the region is rich in natural beauty and cultural points of interest. While cycling, you might encounter the tranquil Lacs des Hôpitaux themselves, which are known for their ecological importance. Routes often pass through traditional Bugiste villages, offer views of green valleys and the Ain River plain, and some even feature landmarks like the Charabotte Waterfall, as seen on the Charabotte Waterfall – Fresne Washhouse loop from Belley.
The routes vary significantly in length and elevation. For instance, a moderate route like the Lèbe Pass – Fresne Washhouse loop from Belley covers about 31 km with over 420 meters of elevation gain. More challenging routes, such as the View of the Saut du Rhône – View of Vertrieu castle loop from Lompnas, can extend to over 64 km with nearly 970 meters of ascent.
The touring cycling routes around Lacs des Hôpitaux are highly regarded by the komoot community, holding an average rating of 4.5 stars from over 100 reviews. Cyclists often praise the varied terrain, the picturesque landscapes of green valleys and rolling hills, and the charm of the traditional villages encountered along the way.
For those seeking longer and more challenging rides, the region offers several options. The View of the Saut du Rhône – View of Vertrieu castle loop from Lompnas is a difficult route spanning over 64 km with significant elevation. Another challenging option is the Fresne Washhouse – Brénod loop from Belley, which is over 53 km long and features rolling hills.
Absolutely. Many routes are designed to showcase the region's beauty and history. For example, the View of the Saut du Rhône – View of Vertrieu castle loop from Lompnas offers views of the Saut du Rhône and Vertrieu castle. The broader Bugey region is known for its vineyards and traditional villages, providing both scenic beauty and cultural insights.
Yes, the Bugey region, where Lacs des Hôpitaux is located, is known for its challenging climbs. While specific routes listed here like the Portes Pass Summit – View of the Tourbière de Cerin loop from Lompnas include substantial ascents, the wider area also features iconic climbs such as the Grand Colombier, which attracts very experienced cyclists.
The Bugey region generally offers pleasant cycling conditions from spring through autumn. Spring brings lush greenery, while autumn provides beautiful foliage. Summer is also popular, but it's advisable to start earlier in the day to avoid the midday heat, especially on routes with significant climbs. Always check the local weather forecast before heading out.
Yes, many of the touring cycling routes around Lacs des Hôpitaux are designed as loops, allowing you to start and finish at the same point. Examples include the Lèbe Pass – Fresne Washhouse loop from Belley and the Fresne Washhouse – Brénod loop from Belley, both offering a complete circuit through the landscape.
While specific parking details for each route are not provided, routes often start from towns like Belley or Lompnas, where public parking is generally available. For public transport, regional bus services might connect some of the larger towns in the Bugey area, but direct access to all trailheads via public transport can be limited. It's recommended to check local transport schedules if you plan to use public transport.
Yes, the region includes sections along the Ain River plain, offering flatter and often very scenic cycling. The broader Bugey area is also traversed by the ViaRhôna, a major cycling itinerary that follows the Ain riverbank, providing a greenway experience through the countryside. While not all routes listed here directly follow it, the general landscape includes these features.


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