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Routes
Road cycling routes
France
Brittany
Vannes
Pénestin

Port Tréhiguier – Arzal Dam loop from Pénestin

Routes
Road cycling routes
France
Brittany
Vannes
Pénestin

Port Tréhiguier – Arzal Dam loop from Pénestin

Moderate

21

riders

Port Tréhiguier – Arzal Dam loop from Pénestin

01:52

42.8km

360m

Road cycling

Moderate road ride. 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: September 26, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 4.24 km for 607 m

After 16.2 km for 137 m

After 39.2 km for 123 m

Waypoints

A

Start point

Bus stop

Get Directions
1

8.27 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

2

8.35 km

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 •

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3

13.3 km

Saint Martin Church

Highlight • Religious Site

Neo-Gothic style church built in 1877, it replaces an old 11th-century Romanesque church that had become too small and dilapidated.
Interesting small built heritage in the village center.

Showing Translation

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4

16.3 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 •

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5

18.7 km

Église Saint-Martin

Highlight • Other

6

23.5 km

Morillon Bread Oven

Highlight • Monument

7

23.7 km

Croix de Bourgerelle

Highlight • Monument

8

24.4 km

Prières Abbey boundary marker

Highlight • Historical Site

Bollard marking the limit of the Abbey of Prayers, created between 1248 and 1252, it was located in Billiers near the tip of Penlann. The abbey was largely destroyed during …

Translated by Google •

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B

42.8 km

End point

Bus stop

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Way Types & Surfaces

Way Types

35.8 km

5.45 km

840 m

776 m

Surfaces

41.2 km

867 m

761 m

< 100 m

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Elevation

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 10 November

18°C

10°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

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

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