Douvenant Viaduct – Greves de langueux loop from Plaintel

Bike touring routes & trails

Douvenant Viaduct – Greves de langueux loop from Plaintel

Hard

5.0

(3)

riders

Douvenant Viaduct – Greves de langueux loop from Plaintel

05:43

85.9km

900m

Cycling

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

Last updated: October 16, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Réserve naturelle nationale de la baie de Saint-Brieuc

Waypoints

Start point

Bus stop

Get Directions

16.8 km

Vallée de Gouédic

Forest

18.3 km

Port of Légué

Highlight • Settlement

The Port du Légué, which seemed to be dormant for years, has now undergone expansion and modernization. A ship repair yard was started in 2000 and pleasure boats can now …

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19.0 km

Légué Locks

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The Légué locks are hydraulic structures that regulate the water level between the Gouët river and the port of Saint-Brieuc – Le Légué. They are located at the entrance to …

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21.1 km

The Pont des Courses

Highlight • Bridge

The Pont des Courses is a metal bridge that spans the Gouët river, between the Cesson district in Saint-Brieuc and the Grèves de Langueux. It was built in 1905 by …

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22.0 km

Douvenant Viaduct

Highlight • Monument

Built between 1903 and 1905, the curved Douvenant viaduct overlooks the valley of the same name.
131 meters long and 23 meters high, it allowed the “petit train des Côtes …

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22.9 km

La Grève des Courses, Saint-Brieuc Bay Nature Reserve

Highlight (Segment) • Natural Monument

Wild and secret, the Yffiniac cove is the most advanced part of the land of the Bay of Saint-Brieuc. Located in the heart of the largest Nature Reserve in Brittany, it can be discovered along the Chemin des Grêves.

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24.3 km

Greves de langueux

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La Grève de Langueux is an area on the foreshore of the bay of Saint-Brieuc, located in the town of Langueux, in the Côtes d'Armor. It is a protected natural …

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25.8 km

Grèves Coastal Cycle Path

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The cycle path of the strikes is a portion of the coastal cycle route, which runs along the strikes, bays and jagged coasts of Brittany, between Roscoff and Nantes. This …

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25.8 km

The seabed of Saint-Brieuc Bay

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The fifth bay in the world for the amplitude of its tides is located on the Channel-Atlantic migration axis. Between 30,000 and 40,000 birds make a migratory stopover here or …

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85.9 km

End point

Bus stop

Way Types & Surfaces

Way Types