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Guildo Castle – Ponts-Neufs Viaduct loop from Landébia

Guildo Castle – Ponts-Neufs Viaduct loop from Landébia

Hard

5.0

(1)

riders

Guildo Castle – Ponts-Neufs Viaduct loop from Landébia

08:52

175km

1,580m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: May 13, 2026

Tips

Includes a movable bridge

Check opening times.

After 116 km for 35 m

Waypoints

Start point

Train Station

Get Directions

16.1 km

Guildo Castle

Highlight • Castle

The ruins of the Château du Guildo rise above the mouth of the Arguenon.
The castle was once the property of Prince Gilles of Brittany, whom his own brother, Duke …

Translated by Google •

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32.9 km

Retenue du Bois-Joli

Lake

34.5 km

Bois de Lanrodais

Forest

61.8 km

Port Nieux

Highlight • Beach

There is no spa here, but nature, the evocation of the tragic events of the Second World War, mud and birds. Further on, the serene castle beach accessible by the …

Translated by Google •

Tip by

74.5 km

The Marsh Bridge

Highlight (Segment) • Bridge

Wooden bridge especially for walkers and cyclists. Goes nicely over the beginning/end of the sea cove.

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79.2 km

Caroual Viaduct

Highlight • Bridge

Located on the edge of the seafront in Caroual, the Caroual viaduct is a work of art on the departmental railway line linking Saint-Brieuc to Saint-Briac, built between 1913 and …

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88.9 km

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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98.8 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

Translated by Google •

Tip by

110 km

National Nature Reserve of the Bay of Saint-Brieuc

Highlight • Natural

Bolt de Ville. View of the natural park. Very nice cove in the sea. Tide has a major influence here.

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113 km

Viaduc de Douvenant

Viewpoint

116 km

Port du Légué

Lake

136 km

Vallée de Gouédic

Forest

170 km

Forêt de Saint-Aubin-la-Hunaudaie

Highlight • Forest

A pretty forest to cross with a beautiful smooth and tarmac road ☺️.

Translated by Google •

Tip by

175 km

End point

Train Station

Way Types & Surfaces

Way Types

131 km

14.1 km

13.6 km

9.04 km

6.20 km

1.98 km

< 100 m

Surfaces

126 km

41.2 km

6.06 km

1.98 km

172 m

< 100 m

Elevation

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

Highest point (130 m)

Lowest point (0 m)

Weather

Tuesday 14 July

27°C

18°C

83 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

Comments

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Guildo Castle – Ponts-Neufs Viaduct loop from Landébia

Guildo Castle

Port Nieux

The Marsh Bridge

Caroual Viaduct

Dahouët Harbour

Ponts-Neufs Viaduct

National Nature Reserve of the Bay of Saint-Brieuc

Forêt de Saint-Aubin-la-Hunaudaie

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