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France

Pays de la Loire

Châteaubriant-Ancenis

Héric

Château de la Groulais – Port of Blain loop from L'Écobut

Routes

France

Pays de la Loire

Châteaubriant-Ancenis

Héric

Château de la Groulais – Port of Blain loop from L'Écobut

Easy

4.8

(4)

riders

Château de la Groulais – Port of Blain loop from L'Écobut

01:14

25.2km

40m

Gravel riding

Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 15, 2026

Tips

Includes a segment in which cycling is not permitted

After 11.9 km for 301 m

Waypoints

Start point

Parking

Get Directions

2.60 km

Remaudais Lock

Highlight • Structure

Beautiful lock house with small restaurant. This is lock number 8 from Nantes.

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7.39 km

Terrier Lock

Highlight • Other

Lock number 10. Very friendly welcome at the lock house, which offers drinks, ice creams, etc. And the terrace under the trees is really nice.

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10.6 km

Lock 11 — La Prée

Highlight • Structure

A lock among others? No, because here you can have your bike repaired! This repair workshop is ideal because it is located along the Vélodyssée.

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12.3 km

Château de la Groulais

Highlight • Castle

The Château de la Groulais was the largest fortress in the region at the time and was the home of several personalities, including Olivier V de Clisson and Marie Bonaparte, etc.

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13.1 km

Le Monkey Bike Bar

Highlight • Pub

The Monkey Bike Bar is a must-see place (Bar) on the Nantes-Brest canal! ideally located on the port of Blain with a terrace to quench your thirst with a nice …

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13.2 km

Port of Blain

Highlight • Rest Area

It is a fairly active port on the Nantes-Brest Canal, with a capacity for up to 30 pleasure craft and 3 barges. Bars, restaurants, and public restrooms are available.

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13.2 km

Blain 44

Highlight • Other

19.5 km

Gué de l'Atelier Lock

Highlight • Structure

Lock number 9. Here, the canal meets a wilder branch of the Isac. A little further on, you can even drive INTO the Isac (see photo).

Translated by Google •

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25.2 km

End point

Parking

Way Types & Surfaces

Way Types

19.3 km

3.95 km

761 m

462 m

439 m

308 m

< 100 m

Surfaces

17.2 km

5.98 km

1.08 km

815 m

134 m

Elevation

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

Weather

Wednesday 20 May

27°C

7°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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Château de la Groulais – Port of Blain loop from L'Écobut

Remaudais Lock

Terrier Lock

Lock 11 — La Prée

Château de la Groulais

Le Monkey Bike Bar

Port of Blain

Blain 44

Gué de l'Atelier Lock

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