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Routes
Bike touring routes & trails
France
Finistère
Châteaulin
Pont-De-Buis-Lès-Quimerch

Port-Launay – Guily-Glaz Lock loop from Pont-de-Buis-lès-Quimerch

Routes
Bike touring routes & trails
France
Finistère
Châteaulin
Pont-De-Buis-Lès-Quimerch

Port-Launay – Guily-Glaz Lock loop from Pont-de-Buis-lès-Quimerch

Hard

5.0

(2)

11

riders

Port-Launay – Guily-Glaz Lock loop from Pont-de-Buis-lès-Quimerch

02:08

29.6km

340m

Cycling

Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route. The starting point of the route is right next to a parking lot.

Last updated: June 20, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional d'Armorique

Waypoints

A

Start point

Parking

Get Directions

1

12.7 km

Saint-Nicolas Church Port-Launay

Highlight • Other

The 16th century stone Church of Saint-Nicolas in Port-Launay reveals charming architecture. Its colorful stained glass windows and religious sculptures captivate, making this building a sacred and aesthetically rich place.

Translated by Google •

Tip by

2

12.9 km

Port-Launay

Highlight • Other

Very nice little place on the canal

Translated by Google •

Tip by

3

14.8 km

Guily-Glaz Lock

Highlight • Structure

232nd and last lock of the Nantes-Brest Canal. Built on the Aulne maritime to connect Brest, it was inaugurated in 1858 by Napoleon III

Translated by Google •

Tip by

4

14.9 km

Guilly Glas

Highlight • Other

B

29.6 km

End point

Parking

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Way Types & Surfaces

Way Types

18.8 km

4.71 km

3.33 km

2.02 km

787 m

Surfaces

15.6 km

7.78 km

6.11 km

152 m

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Elevation

Elevation

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

Highest point (140 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Tuesday 7 July

34°C

15°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

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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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