4.3
(17)
189
riders
33
rides
Gravel biking around Blyes, France, offers routes primarily situated within the Ain department, characterized by its riverine landscapes and agricultural plains. The region features trails along major waterways such as the Ain and Rhône rivers, often incorporating canal paths and riverside tracks. Elevation gains are generally moderate, with some routes including rolling terrain and views of the surrounding countryside. The area provides a mix of open stretches and sections passing through riparian zones.
Last updated: October 19, 2026
4.5
(2)
40
riders
90.6km
05:00
520m
520m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(2)
12
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.4
(5)
34
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.3
(3)
34
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
91.2km
04:49
410m
410m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Lac du Grand Large (or Grand-Large reservoir) is an artificial lake of about 150 hectares located in the east of Lyon, straddling the communes of Décines-Charpieu and Meyzieu. Created at the end of the 19th century during the development of the Jonage canal, it historically serves as a reservoir for the Cusset hydroelectric power plant in Villeurbanne. Today, it is one of the most popular outdoor recreation areas in the Lyon metropolitan area.
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The Lac du Grand Large (or Grand-Large reservoir) is an artificial lake of about 150 hectares located in the east of Lyon, straddling the communes of Décines-Charpieu and Meyzieu. Created at the end of the 19th century during the development of the Jonage canal, it historically serves as a reservoir for the Cusset hydroelectric power plant in Villeurbanne. Today, it is one of the most popular outdoor leisure spaces in the Lyon metropolitan area.
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The Grand Large lake (or Grand-Large reservoir) is an artificial lake of about 150 hectares located in eastern Lyon, straddling the towns of Décines-Charpieu and Meyzieu. Created at the end of the 19th century during the development of the Jonage canal, it has historically served as a reservoir for the Cusset hydroelectric power plant in Villeurbanne. Today, it is one of the most popular outdoor recreation areas in the Lyon metropolitan area.
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The Voie verte des Balcons du Dauphiné is a 18-kilometer-long secure cycle and pedestrian path, built on the route of the former Est Lyonnais railway line. It connects the medieval town of Crémieu to the municipality of Arandon-Passins, where it connects directly to the ViaRhôna.
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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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This rural village, bordered by the Rhône and the spectacular cliffs of Isle Crémieu, has just over 1,200 inhabitants (the Hiérois) and is part of the Balcons du Dauphiné community of municipalities.
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There are over 30 gravel bike trails documented on komoot around Blyes, offering a diverse range of experiences for different skill levels. These routes primarily explore the riverine landscapes and agricultural plains of the Ain department.
The terrain around Blyes is characterized by river valleys, canal paths, and agricultural plains. You'll find routes along major waterways like the Ain and Rhône rivers, often incorporating smooth canal tracks. While elevation gains are generally moderate, some routes include rolling terrain, providing varied views of the countryside.
Yes, there are several easier routes suitable for beginners. While specific easy routes are not highlighted here, komoot offers 3 routes classified as easy, allowing newcomers to enjoy the region's gravel biking without excessive challenge. Look for routes with minimal elevation gain and shorter distances.
Absolutely. For experienced riders seeking a challenge, routes like the Miribel ford – Madonna of Mas Rillier loop from La Valbonne offer significant distances, covering over 73 kilometers with notable elevation changes. The region has 9 routes classified as difficult, providing ample opportunity for longer, more demanding rides.
Many routes offer scenic views, particularly along the rivers. You can explore routes that pass by historical sites and natural features. For instance, the View of Vertrieu castle – View of the Saut du Rhône loop from Parmilieu offers glimpses of the Vertrieu castle and the impressive Saut du Rhône. Other nearby attractions include the Medieval town of Pérouges and the La Balme Caves.
Yes, many of the gravel bike routes in the Blyes area are designed as loops, allowing you to start and finish at the same point. This is ideal for day trips and makes logistics simpler. For example, the Miribel ford – Madonna of Mas Rillier loop from La Valbonne is a great option for a circular ride.
The gravel biking routes around Blyes are highly rated by the komoot community, holding an average score of 4.5 stars from over 20 reviews. Riders often praise the varied terrain, the peaceful riverine paths, and the opportunities to explore the agricultural landscapes of the Ain department.
While specific cafes or pubs are not detailed for every route, the region's routes often pass through or near small towns and villages in the Ain department. It's advisable to check your chosen route on komoot for specific points of interest or amenities along the way, or plan your stops in larger settlements like La Valbonne or Saint-Sorlin-en-Bugey.
The region's climate generally makes spring and autumn ideal for gravel biking, offering pleasant temperatures and vibrant scenery. Summer can be warm, especially in the open plains, so early morning or late afternoon rides are recommended. Winter riding is possible, but conditions can be wet or chilly, particularly along the rivers.
For family-friendly gravel biking, look for routes classified as 'easy' with minimal elevation and shorter distances. These routes often follow flat canal paths or quiet agricultural roads, providing a safer and more enjoyable experience for younger riders. Always check the route details for suitability before heading out.
While specific public transport links to every trailhead are not detailed, the Blyes area is situated within the Ain department, which has regional transport networks. For routes starting in or near larger towns like La Valbonne or Saint-Sorlin-en-Bugey, it may be possible to access trailheads via local bus services or regional trains. It's recommended to check local transport schedules for specific starting points.
Many trailheads in the Blyes area, especially those starting from villages or recreational areas, typically offer designated parking. For routes beginning in towns like La Valbonne or Saint-Sorlin-en-Bugey, you can usually find public parking facilities. Always check the starting point of your chosen route on komoot for specific parking information or nearby options.


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