4.5
(547)
3,303
riders
116
rides
No traffic touring cycling routes around Lac D'Arzal are primarily situated along the Vilaine Estuary in Morbihan, France, offering a diverse landscape for cyclists. The region features a blend of natural elements, including the Vilaine marshes and dedicated cycle paths, often guiding riders along the estuary's banks. Terrain varies from low-traffic roads to paths with gentle slopes, providing views of the river and surrounding areas. The area is also characterized by its proximity to the Atlantic Ocean, approximately ten kilometers upstream from the Vilaine's mouth, and the notable Arzal Dam.
Last updated: May 10, 2026
4.5
(30)
118
riders
56.9km
03:44
360m
360m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(2)
85
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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3.8
(5)
92
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.6
(5)
35
riders
22.2km
01:45
160m
160m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(8)
45
riders
79.8km
05:23
640m
640m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Park your bikes on Rue de la Plage or Rue de la Source, and walk down to admire the cliffs and the colours, especially at sunset.
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Loscolo, a very beautiful sandy beach with a cycle path overlooking it. And perhaps a swim in the summer!
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The dam itself is interesting, but the route is not ideal for cyclists.
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After accessing the beach, there's a viewpoint with two benches to admire the landscape. Magical!
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Those who know it will find a great resemblance to the beaches of Albufeira in Portugal.
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2
A sweeping view through the river valley, nature at its finest, the grass swaying in the wind. Gravel paths that are easy to ride.
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Pleasant section of the Rance and Vilaine cycle route, between Vieille Roche and Keraudrain.
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There are over 100 dedicated no-traffic touring cycling routes around Lac D'Arzal. These routes cater to various skill levels, with approximately 47 easy, 48 moderate, and 23 difficult options to explore.
The routes around Lac D'Arzal offer a varied terrain. You'll find picturesque paths along the Vilaine Estuary and its marshes, often on dedicated cycle paths or low-traffic roads. While some routes feature gentle slopes providing rewarding views, many are relatively flat, making them accessible for different fitness levels.
Yes, Lac D'Arzal offers several easy, family-friendly routes perfect for beginners. These often utilize dedicated cycle paths or very quiet roads. An example is the Old Port of La Roche-Bernard – Pretty little road loop from La Roche-Bernard, which is an easy 18.4 km ride.
Many routes pass by significant landmarks and natural beauty. You can cycle past the impressive Arzal Dam, Europe's largest estuary dam, or explore the charming Old Port of La Roche-Bernard with its steep alleyways. The Morbihan Bridge also offers scenic views of the Vilaine.
Yes, many of the no-traffic touring cycling routes in the area are circular, allowing you to start and end at the same point. For instance, the Old Port of La Roche-Bernard – The Gold Mine loop from La Roche-Bernard is a moderate 56.9 km circular route, and the Prières Abbey boundary marker – Pen Lan Lighthouse loop from Arzal offers a moderate 28.1 km loop.
The komoot community highly rates the touring cycling experience around Lac D'Arzal, with an average score of 4.5 stars from over 500 reviews. Cyclists often praise the tranquility of the no-traffic routes, the stunning views of the Vilaine Estuary, and the charming villages encountered along the way.
Absolutely. Routes along the Vilaine Estuary are designed to offer wonderful views. The Old Port of La Roche-Bernard – View of the Vilaine loop from La Roche-Bernard is a moderate 34.4 km route specifically highlighting scenic vistas of the river and its surroundings.
Yes, the local no-traffic routes around Lac D'Arzal can connect to broader cycling networks. Notably, you can link up with routes like "La Littorale" (Voie 5 Bretagne) which guides cyclists along the Vilaine Estuary, and other routes that form part of "La Vélodyssée" and the V45 coastal route. For more details on La Littorale, you can visit France Vélo Tourisme.
Yes, the region is rich in history. Beyond the Old Port of La Roche-Bernard, you can discover traditional villages with typical rural Breton architecture, such as Bourgerelle with its thatched houses, or Lantiern, known for its 16th and 17th-century buildings and the Chapelle de Lantiern, founded by the Knights Templar.
The best seasons for touring cycling around Lac D'Arzal are typically spring and autumn. During these times, the weather is generally mild and pleasant, and the natural landscapes are vibrant. Summer can also be enjoyable, though it may be busier, and winter can be cooler and wetter.
Yes, many routes are designed with opportunities for breaks. The area around the Arzal Dam is noted as a great place to rest, often with catering options available. Additionally, towns like La Roche-Bernard offer numerous cafes and restaurants where you can refuel.


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