Canal de Nantes à Brest – Tresklé Lock loop from Neulliac

Canal de Nantes à Brest – Tresklé Lock loop from Neulliac

Easy

riders

Canal de Nantes à Brest – Tresklé Lock loop from Neulliac

01:19

26.4km

90m

Gravel riding

Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 25, 2026

Waypoints

Start point

Parking

Get Directions

3.22 km

Aquinian Lock on the Nantes–Brest Canal

Highlight • Structure

The historic canal and the trail share the course of the Blavet, which was made navigable by a series of locks like this one next to the small community of Aquinian

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4.20 km

Canal de Nantes à Brest

Highlight • Other

In sections between locks the Blavet River is almost left to it's natural wild state, though the invasive plants choking its flow probably can encroach faster due to the slower, regulated flow speed

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5.34 km

Just tranquil view of lock-keepers cottage.

Highlight • Other

Average but good

Translated by Google •

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7.11 km

Tresklé Lock

Highlight • Bridge

Lock of the tresklé which allows to pass from one bank to the other

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12.8 km

Guerlédan Lock - Nantes to Brest Canal

Highlight • Monument

Last locks before reaching the barrage

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13.3 km

Guerlédan Dam

Highlight • Monument

Guerledan Dam possibility of going to the foot by road to admire this impressive building. On the right a small path leads up to lake level, the view is superb.

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17.4 km

Poulhibet lock - Canal de Nantes à Brest

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NB: This lock is equipped with public dry toilets and a mechanical repair station for self-service bicycles, pump, tools, frame rack, etc. In addition, the beverage dispenser also contains spare inner tubes!

Translated by Google •

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21.1 km

Stumo lock on the Nantes-Brest canal

Highlight • Other

The locks at this location with the keeper's house midstream were probably also serving as a mill to harness the water power from the main Blavet river channel.

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26.4 km

End point

Parking

Way Types & Surfaces

Way Types

26.0 km

277 m

< 100 m

Surfaces

25.0 km

1.04 km