Saint-Clair – Green Slate Gravel Path loop from Guenrouet

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Bike touring routes & trails

Saint-Clair – Green Slate Gravel Path loop from Guenrouet

Moderate

4.7

(24)

169

riders

Saint-Clair – Green Slate Gravel Path loop from Guenrouet

02:21

37.4km

80m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 16, 2026

Tips

Includes a segment that goes up or down a series of steps

You may need to carry your bike.

After 36.4 km for 5 m

Waypoints

Start point

Bus stop

Get Directions

928 m

An unpretentious little meal with a top-notch bartender

Highlight • Other

Sitting right on the canal - regional food ...... and ...... a cider!

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1.02 km

Saint-Clair

Highlight • Religious Site

This modern oratory symbolically replaced a large chapel, unfortunately destroyed during the Battle of Saint-Nazaire, which was on the other bank, on the Guenrouet side, occupied by the Germans. It …

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2.11 km

L'Isac - super wide and aquatic plants

Highlight • Other

The bank formation looks special.
Aquatic plants grow like carpets on both sides.

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14.0 km

Green Slate Gravel Path

Highlight • Trail

I was always fascinated by the green colour of the slate, which was chosen here as fine gravel for the road surfaces

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18.7 km

Towpath of the Nantes to Brest Canal

Highlight • Cycleway

Here you cycle on the old towpath along the Nantes-Brest canal. You can see swans floating on the water.

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36.5 km

Port of Guenrouet

Highlight • Other

Small port with a dozen moorings. Tourist office, pedal boat and kayak rentals, etc., and numerous picnic tables in the shade of the trees. A perfect place for a break.

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37.4 km

End point

Bus stop

Way Types & Surfaces

Way Types