Old Port of La Roche-Bernard – Port Tréhiguier loop from La Trinité-Surzur

Old Port of La Roche-Bernard – Port Tréhiguier loop from La Trinité-Surzur

Moderate

riders

Old Port of La Roche-Bernard – Port Tréhiguier loop from La Trinité-Surzur

04:18

94.3km

670m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 28, 2026

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The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 69.6 km for 137 m

Waypoints

Start point

Bus stop

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3.28 km

Saint Julitta Chapel

Highlight • Religious Site

Fruit of destruction, transformation and reconstruction, this chapel was rehabilitated in the 1980s.

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10.9 km

Festival de Pain Bakery

Highlight • Cafe

It's worth a detour, boulangerie which offers a large selection as well as seating inside and outside

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28.4 km

Old Port of La Roche-Bernard

Highlight • Settlement

The stones, weathered by time, and the steep alleyways tell the story of this "Small Town of Character," born of the sea and maritime trade. Clinging to the banks of …

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61.7 km

Port Tréhiguier

Highlight • Structure

Small charming harbor overlooking the Vilaine estuary. Some very nice restaurants and bars for a mid-term coffee or to fill your cans!

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61.8 km

The annex at the Port of Tréhiguier

Highlight • Other

It's a very nice place by the sea, with a wide choice of wines, beers and cocktails from all over the world. The café opens every day at 7:30 am …

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66.6 km

Bourg Cross

Highlight • Other

17th-century pedimented cross, with Christ on the cross on the facade, the Virgin and Child on the reverse, to the left and right, under the crossbeam, the Virgin and Saint John.

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69.7 km

Arzal Dam

Highlight • Monument

Built in 1970, the Arzal dam allows the regulation of the waters of the Vilaine and the storage of drinking water for the inhabitants of the region. Its construction allowed …

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77.6 km

Prières Abbey boundary marker

Highlight • Historical Site

Bollard marking the limit of the Abbey of Prayers, created between 1248 and 1252, it was located in Billiers near the tip of Penlann. The abbey was largely destroyed during …

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