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

Lac de la Roche Hervé – Missillac / Magpie Island loop from Pontchâteau

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

Lac de la Roche Hervé – Missillac / Magpie Island loop from Pontchâteau

Easy

4.0

(1)

22

riders

Lac de la Roche Hervé – Missillac / Magpie Island loop from Pontchâteau

01:52

41.9km

220m

Road cycling

Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 5, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de Brière

Waypoints

A

Start point

Train Station

Get Directions

1

13.2 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

2

13.3 km

Missillac / Magpie Island

Highlight (Segment) • Other

15.4 km

Forêt de la Bretesche - Missillac

Forest

4

29.6 km

Departure from St Dolay for a short passage towards the Loire Atlantique and the magnificent Château de la Bretesche in Missillac, then heading towards the small town of character, La Roche Bernard, one of the smallest municipalities in France.

Showing Translation

Tip by

B

41.9 km

End point

Train Station

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Way Types & Surfaces

Way Types

33.5 km

7.33 km

947 m

< 100 m

< 100 m

Surfaces

27.7 km

14.3 km

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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 (60 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Wednesday 2 September

24°C

16°C

13 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

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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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