Intermediate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: July 30, 2025

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Waypoints

Start point

Parking

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4.47 km

Viaduc de Douvenant

now walking on the former railways - strande and fantastic

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4.52 km

Nice rest area with tables and seats

4.99 km

Viaduc du Vau Hervé

A majestic arched viaduct, it is one of the many works of art in the Bay of Saint-Brieuc built by the engineer Harel de la Noë at the beginning of …

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6.04 km

Saint-Brieuc Bay Nature Reserve

The second largest natural park in Brittany, the bay of Saint-Brieuc offers a preserved space with eclectic landscapes. Between salt meadows, dunes and lagoon waters, around 35,000 species of birds …

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6.52 km

Grèves et près salés de Langueux

Classified as a Nature Reserve since 1998, all this wild nature almost disappeared during the 20th century. A landfill was located a little higher up, and there were plans for …

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6.74 km

Boutdeville - La Briqueterie

From 1905 to 1948, the train stopped there between Saint-Brieuc and Moncontour. The inhabitants of Les Grèves used it frequently to travel and transport goods, in particular the bricks produced …

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11.4 km

End point

Parking

Way Types & Surfaces

Way Types

4.34 km

4.11 km

2.37 km

555 m

Surfaces

3.05 km

2.31 km

2.09 km

2.08 km

1.29 km

549 m

Elevation

Weather

Today

Sunday 5 October

16°C

9°C

0 %

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Max wind speed: 19.0 km/h

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Viaduc de Douvenant – Boutdeville - La Briqueterie loop from Langueux

Viaduc de Douvenant

Nice rest area with tables and seats

Viaduc du Vau Hervé

Saint-Brieuc Bay Nature Reserve

Grèves et près salés de Langueux

Boutdeville - La Briqueterie

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