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Routes
Road cycling routes
France
Pays de la Loire
Saint-Nazaire
Saint-Gildas-Des-Bois

Rozé Port and Viewpoint – Bretesche Castle loop from Saint-Gildas-des-Bois

Routes
Road cycling routes
France
Pays de la Loire
Saint-Nazaire
Saint-Gildas-Des-Bois

Rozé Port and Viewpoint – Bretesche Castle loop from Saint-Gildas-des-Bois

Moderate

10

riders

Rozé Port and Viewpoint – Bretesche Castle loop from Saint-Gildas-des-Bois

02:27

60.4km

180m

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: August 25, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de Brière

Marais indivis de Grande Brière Mottière

Waypoints

A

Start point

Train Station

Get Directions
1

27.3 km

Rozé Locks

Highlight • Viewpoint

Beautiful lock to see at the picnic area of the port of Rozé in the Parc de la Brière.

Translated by Google •

Tip by

2

27.5 km

Rozé Port and Viewpoint

Highlight • Monument

To do in different seasons to see the evolution of the marsh.

Translated by Google •

Tip by

3

29.4 km

very beautiful point of view on the marshes of Brière without too much passage of car!

Translated by Google •

Tip by

4

31.1 km

5

31.5 km

Bride's House

Highlight • Other

6

37.2 km

Grande Brière Bird Marsh

Highlight • Natural

very beautiful and wild

Translated by Google •

Tip by

7

49.4 km

Bretesche Castle

Highlight • Castle

Former residence of the Barons of La Roche Bernard and center of Protestantism. The castle impresses with its romantic and fairytale side. Only the courtyard is open to the public (the interior of the castle is not accessible).

Translated by Google •

Tip by

B

60.4 km

End point

Train Station

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Way Types & Surfaces

Way Types

40.6 km

12.7 km

5.58 km

1.10 km

408 m

< 100 m

Surfaces

52.2 km

8.12 km

164 m

< 100 m

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Elevation

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

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Weather

Powered by Foreca

Sunday 11 October

20°C

13°C

80 %

Additional weather tips

Max wind speed: 18.0 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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