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Routes
Road cycling routes
France
Pays de la Loire
Saint-Nazaire
Sévérac

Bretesche Castle – Lac de la Roche Hervé loop from Sévérac

Routes
Road cycling routes
France
Pays de la Loire
Saint-Nazaire
Sévérac

Bretesche Castle – Lac de la Roche Hervé loop from Sévérac

Moderate

13

riders

Bretesche Castle – Lac de la Roche Hervé loop from Sévérac

04:12

94.4km

620m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: November 19, 2025

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Your route passes through a protected area

Please check local regulations for:

Parc naturel régional de Brière

Waypoints

A

Start point

Train Station

Get Directions

1

16.3 km

Bretesche Castle

Highlight • Castle

Built in the 14th century and rebuilt in the 19th century, the Château de la Bretesche stands out for its privileged location on the water's edge. Seeing it suddenly appear as you cycle along the D2 is a splendid sight.

Translated by Google •

Tip by

2

18.8 km

Lac de la Roche Hervé

Highlight • Lake

Very beautiful circuit through the countryside between Morbihan and Loire-Atlantique, passing through Briandais and the Château de la Roche Hervé.

Translated by Google •

Tip by

3

19.0 km

Missillac / Magpie Island

Highlight (Segment) • Other

4

21.1 km

Forêt de la Bretesche - Missillac

Forest

B

94.4 km

End point

Train Station

Way Types & Surfaces

Way Types

91.6 km

2.71 km

< 100 m

Surfaces

68.8 km

25.5 km

124 m

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Elevation

Elevation

Highest point (90 m)

Lowest point (0 m)

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Weather

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Today

Tuesday 2 December

11°C

4°C

0 %

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Max wind speed: 11.0 km/h

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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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