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Mountain biking trails

Pontrieux Viaduct – Un loop from Pontrieux

Routes

Mountain biking trails

Pontrieux Viaduct – Un loop from Pontrieux

Moderate

4.8

(4)

riders

Pontrieux Viaduct – Un loop from Pontrieux

03:24

42.7km

570m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 27, 2026

Tips

Includes a segment in which cycling is not permitted

After 946 m for 191 m

Waypoints

Start point

Train Station

Get Directions

1.04 km

Weir on the Trieux in Pontrieux

Highlight • Structure

A hidden lane leads to a weir in Trieux. A bridge leads over it, but is locked in the middle.
Here you have a nice view of the river. The …

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1.54 km

Boarding point "Discovering the Washhouses"

Highlight • Other

Dreamy little river, where you can take a boat trip. In the houses there are small structures where washerwomen used to work. It is recreated with life-size figures.

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2.57 km

Pontrieux Viaduct

Highlight • Bridge

Built in 1910. Has seen locomotives pass (And maybe still, see vapordutrieux.com) or the famous micheline…
Small path to get there on foot or by bike. Be careful to look both ways before crossing. There are always trains 🚂🚄

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6.98 km

Roche-Jagu Departmental Estate.

Highlight • Other

The Château de la Roche-Jagu is a beautiful fortress built in the 15th century that proudly overlooks the Trieux estuary, giving it a strategic surveillance asset at the time due …

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7.16 km

Domaine départemental de la Roche-Jagu

Highlight • Castle

The Château de la Roche Jagu dominates the Trieux offering magnificent views of this coastal river and its steep valley. The castle belongs to the department and as it no …

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17.5 km

Beach

21.8 km

Forêt de Penhoat Lancerf

Forest

25.9 km

Un

Highlight • Other

42.7 km

End point

Train Station

Way Types & Surfaces

Way Types

12.6 km

11.9 km

11.4 km

3.29 km

320 m

< 100 m

Surfaces

18.9 km

9.87 km

8.20 km

4.18 km

1.06 km

512 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

Friday 28 August

22°C

14°C

0 %

Additional weather tips

Max wind speed: 25.0 km/h

to get more detailed weather forecasts along your route

Comments

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Pontrieux Viaduct – Un loop from Pontrieux

Weir on the Trieux in Pontrieux

Boarding point "Discovering the Washhouses"

Pontrieux Viaduct

Roche-Jagu Departmental Estate.

Domaine départemental de la Roche-Jagu

Un

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