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Road cycling routes

Port Tréhiguier – Arzal Dam loop from Pénestin

Road cycling routes

Port Tréhiguier – Arzal Dam loop from Pénestin

Moderate

4.5

(2)

9

riders

Port Tréhiguier – Arzal Dam loop from Pénestin

02:09

47.3km

300m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 5, 2026

Tips

Includes a segment in which cycling is not permitted

After 3.14 km for 86 m

Waypoints

A

Start point

Bus stop

1

3.19 km

Tréhiguier Lighthouse

Highlight • Monument

Adjoining its port, the Tréhiguier lighthouse is a former semaphore, erected in 1880 then closed in 1989. Today, it is open to the public during the summer and hosts numerous …

Translated by Google •

Tip by

2

3.36 km

Port Tréhiguier

Highlight • Structure

Small charming harbor overlooking the Vilaine estuary. Some very nice restaurants and bars for a mid-term coffee or to fill your cans!

Translated by Google •

Tip by

3

3.40 km

Billiers

Highlight • Settlement

4

3.44 km

The annex at the Port of Tréhiguier

Highlight • Other

It's a very nice place by the sea, with a wide choice of wines, beers and cocktails from all over the world. The café opens every day at 7:30 am …

Translated by Google •

Tip by

5

11.4 km

Arzal Dam

Highlight • Monument

Built in 1970, the Arzal dam allows the regulation of the waters of the Vilaine and the storage of drinking water for the inhabitants of the region. Its construction allowed …

Translated by Google •

Tip by

6

36.6 km

Quiet Country Road

Highlight (Segment) • Trail

Good option to avoid the busy main road, bit hilly.

Tip by

B

47.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

42.6 km

3.32 km

1.27 km

< 100 m

< 100 m

Surfaces

31.4 km

15.7 km

134 m

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Elevation

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

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Weather

Powered by Foreca

Tuesday 13 October

21°C

10°C

2 %

Additional weather tips

Max wind speed: 13.0 km/h

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