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Cascade Lock – Bon-Repos Abbey loop from Saint-Gérand-Croixanvec

Routes

Bike touring routes & trails

Cascade Lock – Bon-Repos Abbey loop from Saint-Gérand-Croixanvec

Hard

4.7

(37)

223

riders

Cascade Lock – Bon-Repos Abbey loop from Saint-Gérand-Croixanvec

04:34

72.9km

570m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: March 1, 2026

Waypoints

Start point

Bus stop

Get Directions

10.9 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 …

Tip by

13.2 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

22.5 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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26.3 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

30.0 km

Guerlédan Lock - Nantes to Brest Canal

Highlight • Monument

Last locks before reaching the barrage

Tip by

44.3 km

Bon-Repos Abbey

Highlight • Other

Former abbey now in ruins. Interesting place, in the immediate vicinity of the canal, but plan to cross if you want to approach the abbey because it is located on the opposite bank to the Vélodyssée track.

Translated by Google •

Tip by

44.5 km

Lock No. 138 of Bon Repos

Highlight • Bridge

The 18th century canal lock has been shaped like a medieval bridge fitting to the old Abby, with a hostel in the old canal keeper's house, and a café on the opposite side from the Abby.

Tip by

44.6 km

Abbaye de Bon-Repos

Highlight • Historical Site

72.9 km

End point

Bus stop

Way Types & Surfaces

Way Types

30.0 km

26.0 km

15.8 km

1.04 km

148 m

Surfaces

33.6 km

29.8 km

9.37 km

182 m

Elevation

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

Highest point (210 m)

Lowest point (50 m)

Weather

Monday 18 May

16°C

10°C

51 %

Additional weather tips

Max wind speed: 29.0 km/h

to get more detailed weather forecasts along your route

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

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Bon-Repos Abbey – Lock No. 138 of Bon Repos loop from Bon Repos sur Blavet

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Cascade Lock – Bon-Repos Abbey loop from Saint-Gérand-Croixanvec

Cascade Lock

Guernal lock on the Nantes-Brest canal

Stumo lock on the Nantes-Brest canal

Poulhibet lock - Canal de Nantes à Brest

Guerlédan Lock - Nantes to Brest Canal

Bon-Repos Abbey

Lock No. 138 of Bon Repos

Abbaye de Bon-Repos

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