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Lock No. 138 of Bon Repos – The Glomel Cut loop from Rostrenen

Routes

Bike touring routes & trails

Lock No. 138 of Bon Repos – The Glomel Cut loop from Rostrenen

Hard

4.5

(24)

168

riders

Lock No. 138 of Bon Repos – The Glomel Cut loop from Rostrenen

07:59

122km

900m

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: July 22, 2026

Waypoints

Start point

Bus stop

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21.7 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

35.3 km

Guerlédan Lock - Nantes to Brest Canal

Highlight • Monument

Last locks before reaching the barrage

Tip by

54.8 km

Gouarec Lock on the Nantes–Brest Canal

Highlight • Structure

Between the Lac de Guerlédan and the double lock of Coat Natous in its section of the Côtes d´Armor, the Canal from Nantes to Brest is navigable upstream of the …

Translated by Google •

Tip by

58.4 km

Plélauff lock on the Nantes–Brest Canal

Highlight • Other

One of the many locks on the canal near the village of Pléalauff. Just after, the bridge allowing you to cross the canal and reach the wash house. All on the Vélodyssée route.

Translated by Google •

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73.8 km

Path between two bodies of water on the Nantes-Brest Canal

Highlight • Trail

A stretch on the dam before the Trehu Moron dam.
The landscape is constantly changing. The canal meanders through the countryside here.
I love this landscape, and it's a good mood to drive here.

Translated by Google •

Tip by

75.1 km

Étang de Trébel

Lake

89.3 km

Kerhun Lock No. 191 on the Nantes–Brest Canal

Highlight • Structure

Beautifully restored former lock guardian's house, now perhaps private.

Tip by

95.9 km

Stone Arch Bridge on the Nantes–Brest Canal

Highlight • Bridge

Small bridge whose arc forms a semicircle, and whose reflection perfectly completes the circle. A beautiful shot to take along the Vélodyssée greenway.

Translated by Google •

Tip by

114 km

The Glomel Cut

Highlight (Segment) • Monument

This passage is the highest point of the canal. It was necessary to dig three million cubic meters of earth and rock to make the canal pass: as much as …

Translated by Google •

Tip by

122 km

Étang de Kampostal

Lake

122 km

End point

Bus stop

Way Types & Surfaces

Way Types

80.6 km

21.9 km

12.9 km

3.48 km

3.03 km

< 100 m

Surfaces

79.7 km

34.9 km

3.90 km

3.51 km

< 100 m

Elevation

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

Highest point (250 m)

Lowest point (80 m)

Weather

Today

Thursday 23 July

28°C

14°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

Comments

April 24, 2025,Day 2 - Carhaix to Mur de Bretagne - done. 40 miles

Day 2 - Carhaix to Mur de Bretagne - done. 40 miles.

Theme for the day… mostly today was about things beginning with ‘K’ sound … Canals, Kingfishers, Canards (see what I did there!).

We have had a lovely tranquil ride along 40 miles of the Nantes to Brest canal. What a lovely stretch of rural France it is. The …

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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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Lock No. 138 of Bon Repos – The Glomel Cut loop from Rostrenen

07:59h

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Lock No. 138 of Bon Repos – The Glomel Cut loop from Rostrenen

Lock No. 138 of Bon Repos

Guerlédan Lock - Nantes to Brest Canal

Gouarec Lock on the Nantes–Brest Canal

Plélauff lock on the Nantes–Brest Canal

Path between two bodies of water on the Nantes-Brest Canal

Kerhun Lock No. 191 on the Nantes–Brest Canal

Stone Arch Bridge on the Nantes–Brest Canal

The Glomel Cut

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