Malestroit Lock – Josselin Castle loop from Saint-Malo-des-Trois-Fontaines

Bike touring routes & trails

France

Brittany

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Saint-Malo-Des-Trois-Fontaines

Malestroit Lock – Josselin Castle loop from Saint-Malo-des-Trois-Fontaines

Moderate

5.0

(7)

riders

Malestroit Lock – Josselin Castle loop from Saint-Malo-des-Trois-Fontaines

04:05

69.2km

370m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 24, 2026

Waypoints

Start point

Bus stop

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11.0 km

View of Lac au Duc

Highlight • Lake

It is one of the largest lakes in Brittany with a length of 5.5 kilometers and a width of between 500 and 900 meters depending on the location. Lake Ploërmel …

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33.0 km

Thanks to its half-timbered houses, its stone facades and its sculptures, Malestroit is labeled “city of character”.

A thousand-year-old village, Malestroit still houses houses from the 15th and 16th centuries as well as locks, mills and churches full of stories.

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33.4 km

Malestroit Lock

Highlight • Structure

Taking the shortest of the branches of the Oust River across the plain opening up at the North end of town, the canal here needs another set of locks. The …

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41.7 km

Nantes–Brest Canal - Oust Quay

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Domaine du Roc campsite

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44.6 km

Montertelot Lock

Highlight • Structure

Chapel of an old monastery right next to the canal and a small park to rest or camp at night

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58.2 km

Blick auf Josselin von Süden her

Highlight • Other

Josselin and its castle look very impressive from afar.
A beautiful sight!

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58.8 km

Château de Josselin seen from the Sainte-Croix bridge

Highlight • Castle

Erected at the beginning of the 11th century, the Château de Josselin was once just a simple wooden building. Rebuilt and extended over the centuries, it was modernized by the …

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59.0 km

Josselin Castle

Highlight • Religious Site

The castle's imposing towers are reflected in the River Oust. Owned by the Rohan family, one of the oldest families in Brittany, it is the symbol of this pretty town. …

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