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Ille-et-Rance Canal – Site des Onze écluses loop from Combourg

Routes

Bike touring routes & trails

Ille-et-Rance Canal – Site des Onze écluses loop from Combourg

Moderate

4.8

(4)

riders

Ille-et-Rance Canal – Site des Onze écluses loop from Combourg

02:49

44.5km

240m

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: February 22, 2026

Tips

Includes a segment in which cycling is not permitted

After 16.4 km for 130 m

Waypoints

Start point

Train Station

Get Directions

2.49 km

Combourg Castle

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Built between the twelfth and the fourteenth century, the Château de Combourg is a marvel. But what makes it really essential is the work of one of these illustrious occupants, …

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12.2 km

Lock No. 36 - Pont Houitte

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Lock n°36 - Houitte Bridge - Québriac

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13.0 km

Gué Noëllan Lock (Lock No. 35)

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Lock n°35 - Gué Noëllan Lock - Québriac

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14.1 km

Lock n°35 - La Gromillais

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Ecluse n°35 - La Gromillais - Québriac

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15.3 km

Canal d'Ille-et-Rance

Lake

15.7 km

Construction of the Ille-et-Rance canal began in 1804, under Napoleon I and ended in 1832. The bulk of the work is concentrated on the 11 locks that connect two rivers. It connects the city of Rennes to that of Saint-Malo.

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21.5 km

Site des Onze écluses

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A series of 11 locks over a little more than 2 kilometers, roughly one every 200 meters, allows boats to overcome a 27-meter difference in elevation. It's a veritable aquatic …

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21.9 km

Lock no. 31 - La Dialais

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Lock n°31 - La Dialais - Bazouges-sous-Hédé

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23.4 km

Forest path along the canal

Highlight (Segment) • Trail

44.5 km

End point

Train Station

Way Types & Surfaces

Way Types

26.2 km

13.7 km

2.40 km

2.03 km

130 m

Surfaces

24.8 km

9.85 km

5.71 km

3.87 km

222 m

Elevation

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

Highest point (100 m)

Lowest point (20 m)

Weather

Saturday 16 May

14°C

9°C

-- %

Additional weather tips

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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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Ille-et-Rance Canal – Site des Onze écluses loop from Combourg

Combourg Castle

Lock No. 36 - Pont Houitte

Gué Noëllan Lock (Lock No. 35)

Lock n°35 - La Gromillais