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Châteaubriant-Ancenis

Abbaretz

West bridge at Lac de Vioreau – Lake Vioreau loop from Abbaretz

Châteaubriant-Ancenis

Abbaretz

West bridge at Lac de Vioreau – Lake Vioreau loop from Abbaretz

Hard

riders

West bridge at Lac de Vioreau – Lake Vioreau loop from Abbaretz

07:43

165km

1,020m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: August 16, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 31.8 km for 52 m

After 33.2 km for 767 m

After 37.6 km for 733 m

After 44.8 km for 442 m

After 53.2 km for 1.03 km

After 66.5 km for 767 m

After 72.5 km for 901 m

After 93.3 km for 3.13 km

After 101 km for 846 m

After 104 km for 366 m

After 105 km for 272 m

After 105 km for 230 m

After 117 km for 574 m

Waypoints

Start point

Train Station

Get Directions

25.3 km

Châteaubriant Castle

Highlight • Castle

The Château de Châteaubriant is a medieval castle, heavily remodeled during the Renaissance, located at Châteaubriant in the French department of Loire-Atlantique in the Pays de la Loire region

The …

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53.2 km

Manoir de la Chaussée

Castle

66.8 km

Forêt de Vioreau

Forest

71.3 km

West bridge at Lac de Vioreau

Highlight • Lake

A quiet deck with stunning views of the lake. A great place to take a break from your run and take in the scenery.

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72.6 km

Lake Vioreau

Highlight • Lake

Largest reservoir in the Loire-Atlantique department with an area of 200 hectares. It enables the Nantes-Brest Canal to be supplied with water via the supply canal. It is owned by the Loire-Atlantique Department under the direction of the Maritime Service.

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73.2 km

Vioreau Reservoir Dam

Highlight • Monument

The Vioreau reservoir is the main water supply reservoir for the Nantes-Brest canal. The dam was built in 1835.

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106 km

Sucé-sur-Erdre marina

Highlight • Structure

Pleasant body of water bordered by a few restaurants and cafes. Ideal for a picnic or a break with your feet in the water. For swimming, find out because the water can be bad.

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106 km

Sucé sur Erdre bridge and port

Highlight • Bridge

Sucé bridge on Erdre

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118 km

L'Erdre

Lake

118 km

View of the Erdre River from the Bridge

Highlight • Viewpoint

Superb view of the Erdre!

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123 km

Pont Général-de-la-Motte-Rouge

Highlight • Bridge

A very pretty metal bridge, but above all, a perfect place to reach the surrounding quays and the island of Versailles. It's one of the prettiest neighborhoods in Nantes!

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165 km

End point

Train Station

Way Types & Surfaces

Way Types

112 km

32.4 km

7.46 km

5.61 km

4.49 km

2.66 km

188 m

Surfaces

124 km

30.8 km

6.63 km

3.08 km

316 m

Elevation

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

Highest point (90 m)

Lowest point (0 m)

Weather

Saturday 29 August

23°C

16°C

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Comments

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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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West bridge at Lac de Vioreau – Lake Vioreau loop from Abbaretz

Châteaubriant Castle

West bridge at Lac de Vioreau

Lake Vioreau

Vioreau Reservoir Dam

Sucé-sur-Erdre marina

Sucé sur Erdre bridge and port

View of the Erdre River from the Bridge

Pont Général-de-la-Motte-Rouge

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