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

Châteaulin – Châteaulin, L'Aulne loop from Pont-de-Buis

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

Châteaulin – Châteaulin, L'Aulne loop from Pont-de-Buis

Moderate

4.8

(4)

46

riders

Châteaulin – Châteaulin, L'Aulne loop from Pont-de-Buis

01:41

26.9km

260m

Cycling

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

Last updated: August 25, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional d'Armorique

Waypoints

A

Start point

Train Station

Get Directions

1

6.21 km

Guilly Glas

Highlight • Other

2

8.02 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

3

11.0 km

Châteaulin

Highlight • Other

Châteaulin is a charming Breton town, located along the Aulne river. It is known for its historical heritage, its picturesque landscapes, and its welcoming atmosphere.

Translated by Google •

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4

11.4 km

Église Châteaulin

Highlight • Other

Eglise Saint-Idunet Châteaulin

The church was completely rebuilt in 1869 in the neo-Gothic style on the site of the former priory church. The only visible vestige of the priory is …

Translated by Google •

Tip by

5

11.7 km

Châteaulin

Highlight • Settlement

Châteaulin is a "bridge town", that is to say that it owes its economic activity and its creation to the last bridge which was located over the Aulne. It is …

Translated by Google •

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6

14.7 km

Châteaulin, L'Aulne

Highlight • Other

Beautiful idyllic town on the river L'Aulne. Ideal as an excursion destination to a café or just to roll through.

More about the place: fr.m.wikipedia.org/wiki/Ch%C3%A2teaulin

Translated by Google •

Tip by

7

17.1 km

Port-Launay

Highlight • Other

Very nice little place on the canal

Translated by Google •

Tip by

8

19.0 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

B

26.9 km

End point

Train Station

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Way Types & Surfaces

Way Types

23.7 km

1.69 km

592 m

333 m

267 m

262 m

< 100 m

Surfaces

20.6 km

5.78 km

300 m

136 m

< 100 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 (110 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Tuesday 25 August

25°C

16°C

79 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

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