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Mountain biking trails

Kerdiston lake – The Glomel Cut loop from Rostrenen

Routes

Mountain biking trails

Kerdiston lake – The Glomel Cut loop from Rostrenen

Moderate

riders

Kerdiston lake – The Glomel Cut loop from Rostrenen

02:40

44.4km

300m

Mountain biking

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

Last updated: April 26, 2026

Waypoints

Start point

Parking

Get Directions

3.71 km

Pont Yannick Lock on the Nantes–Brest Canal

Highlight • Other

The old lock keeper's house has been converted to a private home, but well maintained.

Tip by

5.21 km

Étang de Trébel

Lake

5.61 km

Kerdiston lake

Highlight • Lake

The dams for the Canal de Nantes à Brest create a lake from the waters of a little stream, the bike trail passes on the back of the levy

Tip by

5.84 km

Great Trench of the Nantes to Brest Canal

Highlight • Monument

At an altitude of 184 m, the Glomel trench is the highest point of the Nantes-Brest canal and the watershed between the Blavet and Aulne basins. The canal project and …

Translated by Google •

Tip by

6.40 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

9.89 km

Tip by

44.4 km

End point

Parking

Way Types & Surfaces

Way Types

32.2 km

6.07 km

2.90 km

1.53 km

1.49 km

181 m

< 100 m

Surfaces

31.7 km

9.01 km

2.75 km

605 m

268 m

< 100 m

Elevation

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

Highest point (240 m)

Lowest point (100 m)

Weather

Monday 18 May

16°C

10°C

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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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Kerdiston lake – The Glomel Cut loop from Rostrenen

Pont Yannick Lock on the Nantes–Brest Canal

Kerdiston lake

Great Trench of the Nantes to Brest Canal

The Glomel Cut

Minguen lock climbing, Canal Nantes à Brest

Canal de Nantes à Brest

Kerhun Lock No. 191 on the Nantes–Brest Canal

Nearby routes

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