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Rohan Castle – Cascade Lock loop from Neulliac

Rohan Castle – Cascade Lock loop from Neulliac

Moderate

4.3

(7)

riders

Rohan Castle – Cascade Lock loop from Neulliac

02:01

40.4km

160m

Gravel riding

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: June 21, 2026

Waypoints

Start point

Parking

Get Directions

3.08 km

Porzo Lock on the Nantes-Brest Canal

Highlight • Structure

5.89 km

Guernal lock on the Nantes-Brest canal

Highlight • Other

The Guernal lock is located in the town of Neulliac. It was built around the 1800s and is accompanied by several buildings (houses, stores, bridges over locks) whose restoration has not been completed.

Translated by Google •

Tip by

9.87 km

Rohan Castle

Highlight • Other

Château de Pontivy Having belonged to the Duke of Rohan

Translated by Google •

Tip by

11.5 km

Cascade Lock

Highlight • Bridge

Just before arriving in Pontivy the river Blavet crashes down a wide cascade, while the canal is channelled left through a lock. Pedestrians and bikers can cross the narrow metal …

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21.1 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

Tip by

23.1 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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30.6 km

Guerlédan Lock - Nantes to Brest Canal

Highlight • Monument

Last locks before reaching the barrage

Tip by

34.3 km

Poulhibet lock - Canal de Nantes à Brest

Highlight • Other

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 •

Tip by

40.4 km

End point

Parking

Way Types & Surfaces

Way Types

29.6 km

6.12 km

4.20 km

468 m

Surfaces

29.0 km

8.34 km

2.94 km

184 m

Elevation

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

Highest point (120 m)

Lowest point (50 m)

Weather

Wednesday 1 July

22°C

13°C

37 %

Additional weather tips

Max wind speed: 17.0 km/h

to get more detailed weather forecasts along your route

Comments

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Rohan Castle – Cascade Lock loop from Neulliac

Porzo Lock on the Nantes-Brest Canal

Guernal lock on the Nantes-Brest canal

Rohan Castle

Cascade Lock

Aquinian Lock on the Nantes–Brest Canal

Stumo lock on the Nantes-Brest canal

Guerlédan Lock - Nantes to Brest Canal

Poulhibet lock - Canal de Nantes à Brest

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