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: January 22, 2026

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Start point

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291 m

Dahouët Harbour

Highlight • Settlement

Tidal port, natural haven fitted out in the 19th century to accommodate large-scale fishing vessels. Notre-Dame-de-la-Garde oratory at the entrance to the port. Former Salines basin transformed into a floating …

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540 m

Dahouët Marina

Highlight • Structure

For boat lovers :-)

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10.8 km

Ponts-Neufs Viaduct

Highlight (Segment) • Bridge

This old viaduct and footbridge, which spans the Gouessant river, dates from 1913, built by Louis Auguste Harel de La Noë for the Côtes-du-Nord railways.

The eight arches of the …

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17.8 km

The seabed of Saint-Brieuc Bay

Highlight • Other

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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24.5 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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39.2 km

Ponts-Neufs Viaduct

Highlight • Viewpoint

Avoid the busy road below, and take this superb viaduct instead!

fr.wikipedia.org/wiki/Viaduc_des_Ponts-Neufs

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46.3 km

Wonderful view

Highlight • Other

worth the effort

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58.0 km

Lovely path through fields with views of the coast.

Highlight • Other

65.6 km

End point

Bus stop

Way Types & Surfaces

Way Types

39.7 km

11.5 km

8.14 km

5.60 km

368 m

341 m

< 100 m

Surfaces

28.1 km

26.2 km

9.44 km

1.79 km

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (90 m)

Lowest point (0 m)

Weather

Thursday 5 March

11°C

9°C

89 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

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Dahouët Harbour

Dahouët Marina

Ponts-Neufs Viaduct

The seabed of Saint-Brieuc Bay

Douvenant Viaduct

Ponts-Neufs Viaduct

Wonderful view

Lovely path through fields with views of the coast.

Nearby routes

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