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Bike touring routes & trails

Arzal Dam – Prières Abbey boundary marker loop from Billiers

Bike touring routes & trails

Arzal Dam – Prières Abbey boundary marker loop from Billiers

Moderate

4.4

(9)

31

riders

Arzal Dam – Prières Abbey boundary marker loop from Billiers

02:22

38.9km

320m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Golfe du Morbihan

Waypoints

A

Start point

Parking

1

12.8 km

Arzal Dam

Highlight • Monument

Built in 1970, the Arzal dam allows the regulation of the waters of the Vilaine and the storage of drinking water for the inhabitants of the region. Its construction allowed …

Translated by Google •

Tip by

2

19.9 km

Bourgerel Bread Oven

Highlight • Structure

very impressive oven

Translated by Google •

Tip by

3

20.7 km

Prières Abbey boundary marker

Highlight • Historical Site

Bollard marking the limit of the Abbey of Prayers, created between 1248 and 1252, it was located in Billiers near the tip of Penlann. The abbey was largely destroyed during …

Translated by Google •

Tip by

4

31.0 km

Tree-Lined Path in Parc Naturel Régional du Golfe du Morbihan

Highlight • Trail

5

33.4 km

Riverside Rest Area in Muzillac

Highlight • Rest Area

Ideal for a lunch break sheltered under the weeping willows.

Translated by Google •

Tip by

B

38.9 km

End point

Parking

Way Types & Surfaces

Way Types

24.7 km

9.01 km

4.60 km

485 m

< 100 m

< 100 m

Surfaces

30.9 km

4.73 km

2.96 km

289 m

< 100 m

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Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Sunday 18 October

16°C

4°C

0 %

Additional weather tips

Max wind speed: 11.0 km/h

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