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Routes
Bike touring routes & trails
France
Pays de la Loire
Nantes
Bouaye

The Sharp Stone – Gravel path in the forest loop from Bouaye

Routes
Bike touring routes & trails
France
Pays de la Loire
Nantes
Bouaye

The Sharp Stone – Gravel path in the forest loop from Bouaye

Easy

4.2

(6)

28

riders

The Sharp Stone – Gravel path in the forest loop from Bouaye

01:43

25.6km

60m

Cycling

Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The route includes a crossing by ferry. The starting point of the route is accessible with public transport.

Last updated: April 23, 2026

This route includes a ferry crossing

Tips

Cycling is not permitted along parts of this route

After 14.7 km for 108 m

After 15.9 km for 185 m

Waypoints

A

Start point

Train Station

Get Directions

1

983 m

Lake path between Bouaye and Saint Aignan de Grand Lieu

Highlight (Segment) • Trail

Shaded walking path, accessible to all, along the marshes of Lake Gd Lieu.
At the end, Coté St Aignan, you absolutely must continue to the equally unmissable site of "Pierre …

Translated by Google •

Tip by

2

3.52 km

The Sharp Stone

Highlight • Other

A beautiful view of the Grand Lieu lake

Translated by Google •

Tip by

3

8.24 km

Port de l'Halbrandière

Highlight • Other

Pretty little port located on the Ognon river

Translated by Google •

Tip by

4

8.58 km

Pleasant little pond

Highlight • Lake

5

11.8 km

Church of Pont-Saint-Martin

Highlight • Religious Site

6

13.2 km

Chain Ferry

Highlight • Structure

06/10/2025: Boat out of service

Translated by Google •

Tip by

7

13.3 km

Le Martipontain - Ferry

Highlight • Bridge

Make your outing a bit unique by crossing the river "L'Ognon" aboard the Martipontain. A barge that allows you to cross to the other side by pulling on the chain …

Translated by Google •

Tip by

8

22.8 km

Gravel path in the forest

Highlight • Other

A must when you want to go around the lake, or when you go to the Pierre-Aigüe site.

Translated by Google •

Tip by

B

25.6 km

End point

Train Station

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Way Types & Surfaces

Way Types

7.75 km

6.83 km

4.97 km

4.84 km

1.02 km

104 m

< 100 m

Surfaces

11.5 km

7.82 km

5.43 km

801 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

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Sunday 17 May

16°C

9°C

-- %

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Max wind speed: -- 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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