The dam on the Couesnon – Bridge to Mont Saint-Michel loop from Beauvoir

Hiking trails & Routes

The dam on the Couesnon – Bridge to Mont Saint-Michel loop from Beauvoir

Easy

4.6

(36)

527

hikers

The dam on the Couesnon – Bridge to Mont Saint-Michel loop from Beauvoir

01:48

7.16km

10m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 24, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Baie du Mont Saint Michel

Waypoints

Start point

Bus stop

Get Directions

486 m

Cycle path along the Couesnon River

Highlight (Segment) • River

The Couesnon is a small coastal river that flows into the bay of Mont-Saint-Michel. As you walk along its banks, approaching the coast, views of the incredible monument unfold one after another.

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2.05 km

The dam on the Couesnon

Highlight • Other

The footpath along the Couesnon to the dam already offers an impressive view of Mont-Saint-Michel. From here, the path with an unobstructed view leads across the salt marshes and the …

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2.28 km

Mont Saint-Michel Causeway and Dam

Highlight • Bridge

The tidal dam over the Couesnon not only offers an interesting technical aspect, but also a wonderful setting for hiking and cycling in the region around Mont Saint-Michel. The dam …

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2.31 km

Start of a raised roadway bridge for pedestrians and bikers who can now visit the famous monastery island more swiftly also at high tide. It also makes authorized deliveries or emergency vehicle access possible at all times.

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2.48 km

Beautiful view of Mont-Saint-Michel (Barrage)

Highlight • Viewpoint

From the Couesnon dam bridge, you have a wide-angle view of Mont-Saint-Michel and its bay. Make a short stop before setting off on the long road to Rennes.

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2.53 km

Defensive structure at Mont-Saint-Michel

Highlight • Other

The weir on the river **Couesnon** in front of Mont-Saint-Michel is part of a major project to restore its original island character. It regulates the flow of the Couesnon and …

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3.78 km

Bridge to Mont Saint-Michel

Highlight • Bridge

The access bridge to Mont-Saint-Michel was opened in 2014, replacing the former road causeway that had impaired the natural movement of water and sediment in the bay. Built on stilts, …

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7.16 km

End point

Bus stop

Way Types & Surfaces

Way Types

4.87 km

1.82 km

464 m

< 100 m

Surfaces