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Couesnon dike – The dam on the Couesnon loop from Pontorson

Couesnon dike – The dam on the Couesnon loop from Pontorson

Easy

riders

Couesnon dike – The dam on the Couesnon loop from Pontorson

00:38

15.9km

30m

Road cycling

Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: June 21, 2026

Tips

Temporary access restrictions

Includes segments with temporary access restrictions.

After 5.46 km for 189 m

Permit required

Waypoints

Start point

Bus stop

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2.12 km

Couesnon dike

Highlight (Segment) • Cycleway

The Couesnon dike connects the mainland to Mont-Saint-Michel by crossing the polders. By bike, it offers a unique perspective of the bay and its expanses. This rolling, windy section gives the approach to the Mont its character.

Translated by Google •

Tip by

4.17 km

The dam on the Couesnon

Highlight • Other

This is a tidal dam that prevents sea water from flowing into the river. There is also a bridge into the polder areas.

Translated by Google •

Tip by

4.20 km

Blick auf den Mont-Saint-Michel

Highlight • Other

Follow the cycle way all the way to the Mont but give way and stop for the Navettes as the cannot overtake you .

Tip by

4.38 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.

Translated by Google •

Tip by

4.66 km

Mont St Michel

Highlight • Other

Please note from May 1 to September 30, it is forbidden to cycle on the bridge from 10 a.m. to 6 p.m.

Translated by Google •

Tip by

15.9 km

End point

Bus stop

Way Types & Surfaces

Way Types

9.79 km

3.46 km

1.77 km

444 m

261 m

175 m

Surfaces

14.7 km

817 m

178 m

140 m

< 100 m

Elevation

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

Weather

Today

Monday 13 July

31°C

19°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

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Couesnon dike – The dam on the Couesnon loop from Pontorson

Couesnon dike

The dam on the Couesnon

Blick auf den Mont-Saint-Michel

Beautiful view of Mont-Saint-Michel (Barrage)

Mont St Michel

Nearby routes

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