4.3
(255)
2,815
riders
57
rides
No traffic touring cycling routes around Cize-Bolozon are set within the Ain department of France, characterized by the dramatic Ain River and its gorges. The landscape features limestone cliffs, wooded hills, and the first foothills of the Jura Mountains. This region offers a blend of challenging and leisurely routes, providing views of the river and surrounding natural features.
Last updated: October 24, 2026
32
riders
38.0km
03:41
810m
810m
Hard bike ride. Very good fitness required. Mostly paved surfaces.
2.0
(1)
23
riders
38.3km
03:35
760m
760m
Hard bike ride. Very good fitness required. Mostly paved surfaces.

5.0
(1)
4
riders
11.9km
00:46
140m
140m
Easy bike ride. Mostly paved surfaces.
4
riders
29.9km
02:38
470m
470m
Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.
2
riders
40.6km
03:08
730m
730m
Hard bike ride. Very good fitness required. Mostly paved surfaces.
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Popular around Cize-Bolozon
An impressive work that has its Wikipedia page https://fr.wikipedia.org/wiki/Viaduc_de_Cize-Bolozon
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Nestled in a spectacular natural setting, the viaduct offers superb viewpoints over the Ain gorges. Built at the beginning of the 20th century and then rebuilt after the Second World War in 1950, it illustrates the railway and road heritage of the territory.
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pretty small stone viaduct with 2 superimposed lanes, one for cars with 6 arches and one for the train with 11 arches. Atypical.
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pretty little stone viaduct with 2 superimposed lanes, one for cars with 6 arches and one for the train with 11 arches. Atypical.
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A must-see in Ain! It’s a chance to experience some elevation gain!
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Pretty little viaduct which is a real must-see!
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Magnificent viaduct, nice spot for an outing in Ain.
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A must-see on the banks of the Ain
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There are over 50 dedicated no-traffic touring cycling routes around Cize-Bolozon listed on komoot. These routes offer a variety of experiences, from easy rides to more challenging adventures through the scenic Ain department.
Yes, Cize-Bolozon offers several easy, car-free touring routes perfect for beginners or families. These routes typically feature gentler gradients and well-maintained surfaces. For example, the route Le Gros Molard loop from Corveissiat is rated easy and provides a pleasant, shorter ride.
The no-traffic touring routes around Cize-Bolozon showcase the stunning natural beauty of the Ain department. You'll frequently encounter magnificent views of the Ain River and its dramatic gorges, carved through limestone cliffs and wooded hills. The region sits in the foothills of the Jura Mountains, offering wild yet welcoming landscapes. Some routes may also pass by picturesque spots like the Lac de Conflans.
Many of the no-traffic touring routes around Cize-Bolozon are designed as circular loops, allowing you to start and end at the same point without retracing your path. An example is the Cize Viaduct – Cize-Bolozon Viaduct loop from Cize - Bolozon, which offers a comprehensive tour of the area's highlights.
The most iconic landmark you'll encounter is the Cize-Bolozon Viaduct, an impressive double-decker bridge spanning the Ain River. This 19th-century engineering marvel is a unique sight, and some routes allow you to cycle directly on its lower level. Informative signs near the viaduct provide details about its history. You might also catch glimpses of the medieval Château de Conflans near Lac de Conflans.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 200 ratings. Reviewers often praise the region's quiet, scenic roads, the dramatic views of the Ain River and its gorges, and the unique experience of cycling near the historic Cize-Bolozon Viaduct. The diverse terrain, catering to various fitness levels, is also frequently highlighted.
Spring and autumn generally offer the most pleasant conditions for touring cycling in Cize-Bolozon, with milder temperatures and beautiful seasonal foliage. Summer can also be excellent, though it's advisable to start earlier in the day to avoid the midday heat, especially on more exposed sections of the routes.
Yes, some routes provide stunning views of Lake Coiselet. For instance, the Along Lake Coiselet – View of Lac de Coiselet loop from Thoirette is a difficult route that specifically highlights this beautiful lake, offering picturesque vistas as you cycle.
The routes vary significantly in difficulty. While there are a few easy routes, the majority are rated moderate or difficult, often involving significant elevation gains as you navigate the foothills of the Jura Mountains. For example, the Cize–Bolozon Viaduct – Cize-Bolozon Viaduct loop from Corveissiat is a difficult route with over 600 meters of elevation gain, offering a good challenge for experienced cyclists.
While the routes themselves are car-free, they often pass through or near charming villages where you can find cafes, restaurants, or small shops to refuel and rest. It's always a good idea to check the route details on komoot or local tourist information for specific amenities along your chosen path.
Access to Cize-Bolozon and its surrounding areas by public transport can be limited, as is common in more rural parts of France. While there are regional train services in the wider Ain department, direct connections to specific route starting points might require planning. It's recommended to check local bus or train schedules in advance if you plan to use public transport.


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