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Saint-Cast-le-Guildo Beach – Ponts-Neufs Viaduct loop from Plurien

Routes

Mountain biking trails

Saint-Cast-le-Guildo Beach – Ponts-Neufs Viaduct loop from Plurien

Moderate

5.0

(1)

riders

Saint-Cast-le-Guildo Beach – Ponts-Neufs Viaduct loop from Plurien

04:11

64.0km

680m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: March 30, 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

744 m

Saint-Cast-le-Guildo Beach

Highlight • Beach

Beautiful beach 😀, but very touristy 😕.

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2.79 km

Marais des Salines Wooden Bridge

Highlight • Bridge

The Marais Bridge is a reinforced concrete bridge built at the beginning of the 20th century for the Yffignac-Matignon railway line of the Petit Train des Côtes du Nord. It …

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6.95 km

Trail durch den Bois du Cave

Highlight (Segment) • Other

Beautiful trail through the forest below the viaduct

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12.2 km

View of Îlot du Verdelet

Highlight • Viewpoint

16.8 km

Étang du Moulin à Marée

Lake

27.3 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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38.9 km

The Pont-Rolland dam and reservoir, located on the Gouessant estuary, in the municipalities of Morieux and Hillion, were built in the 1930s and were the subject of a concession to EDF for the production of hydroelectricity until 2010.

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43.2 km

Ford and Stone Bridge at Le Val

Highlight • Bridge

If you want to save yourself the fun of riding through the water, you can also push your bike over the small bridge.

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44.8 km

Beautiful path between sea and country

Highlight (Segment) • Other

Relaxed trail between the field and the coast with beautiful views of the Atlantic.

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64.0 km

End point

Bus stop

Way Types & Surfaces

Way Types

25.8 km

15.5 km

9.36 km

9.30 km

2.90 km

1.12 km

Surfaces

26.6 km

20.8 km

7.94 km

4.47 km

4.09 km

157 m

Elevation

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

Highest point (100 m)

Lowest point (10 m)

Weather

Thursday 21 May

25°C

16°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

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

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Saint-Cast-le-Guildo Beach – Ponts-Neufs Viaduct loop from Plurien

Saint-Cast-le-Guildo Beach

Marais des Salines Wooden Bridge

Trail durch den Bois du Cave

View of Îlot du Verdelet

Ponts-Neufs Viaduct

Pont Rolland

Ford and Stone Bridge at Le Val

Beautiful path between sea and country

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