Mirwault Lock – Mayenne Viaduct loop from Saint-Sulpice

Bike touring routes & trails

Mirwault Lock – Mayenne Viaduct loop from Saint-Sulpice

Easy

5.0

(1)

riders

Mirwault Lock – Mayenne Viaduct loop from Saint-Sulpice

01:06

17.5km

90m

Cycling

Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

Last updated: August 25, 2026

Tips

Includes a segment in which cycling is not permitted

After 9.67 km for 103 m

Waypoints

Start point

Restaurant

Get Directions

445 m

La Roche du Maine Lock

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The Roche mill in Fromentières is an old water mill, probably of medieval origin, enlarged and modernized in 1843, then rebuilt as a flour mill in 1935 after a fire. …

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4.96 km

Mayenne Viaduct

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The Mayenne Viaduct is an impressive bridge that spans the Mayenne River for 300 meters and offers two ways to cross it: at road level with a bike or car, …

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8.29 km

Église Saint-Jean-Baptiste

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Romanesque church built in the 11th century. Feel free to visit it. The crypt in particular is remarkable.

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9.02 km

Palais de Justice of Château-Gontier

Highlight • Monument

Courthouses are not all equally beautiful. This one hits pretty hard.

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9.05 km

Café in Château-Gontier

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This place is open on Sunday, which is good to know if you need a nutritional-recharge.

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11.4 km

The Mirwault lock is the entrance for boaters to Château-Gontier. It is now mechanized and fully automated. The lock keeper is responsible and can take over if necessary. It's worth stopping by to see it in action.

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17.5 km

End point

Restaurant

Way Types & Surfaces

Way Types