Rozé Locks – Rozé Port and Viewpoint loop from Pontchâteau

Rozé Locks – Rozé Port and Viewpoint loop from Pontchâteau

Moderate

riders

Rozé Locks – Rozé Port and Viewpoint loop from Pontchâteau

04:51

81.0km

270m

Gravel riding

Moderate gravel 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: September 10, 2026

Tips

Includes a segment in which cycling is not permitted

After 53.4 km for 227 m

Waypoints

Start point

Train Station

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3.83 km

Base nautique de Besné

Highlight • Other

Perfect place for a break. There is a picnic table on the way.

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5.17 km

Chapel of St Second

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Beautiful little chapel in the middle of marshes and a wood. Picnic area right next to the chapel.

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52.0 km

Old Railway Line Pontchâteau–Donges

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The line from Sablé to Montoir-de-Bretagne is a French railway line, today closed and de-ironed between Château-Gontier and Montoir-de-Bretagne. It was a regional axis connecting the region of Le Mans to the Atlantic coast, without going through Nantes.

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56.2 km

La Guesne Bridge

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The Pont de la Guesne is one of the many bridges that span the rivers and canals that branch out from the magnificent Marais de Brière. On it, you find the red and white marking of the GR 3.

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59.6 km

Le Pont Brûlé

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Link CROSSAC => ST JOACHIM of the GR de Pays Tour de Brière

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64.4 km

Rozé Locks

Highlight • Viewpoint

Beautiful lock to see at the picnic area of the port of Rozé in the Parc de la Brière.

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64.5 km

Rozé Port and Viewpoint

Highlight • Monument

To do in different seasons to see the evolution of the marsh.

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69.0 km

Trail Through the Marshes of Parc Naturel Régional de Brière

Highlight (Segment) • Trail

Very nice trail through the marshes. Not passable in winter, it is flooded. In summer there are several passages where you have to ride 2-3 meters with 10cm of water. …

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81.0 km

End point

Train Station

Way Types & Surfaces

Way Types