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Routes
Road cycling routes
France
Pays de la Loire
Nantes
Couëron

Bongarant Chapel – Château de la Groulais loop from Couëron

Routes
Road cycling routes
France
Pays de la Loire
Nantes
Couëron

Bongarant Chapel – Château de la Groulais loop from Couëron

Moderate

5.0

(2)

42

riders

Bongarant Chapel – Château de la Groulais loop from Couëron

03:48

88.7km

530m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: August 11, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 41.4 km for 396 m

Waypoints

A

Start point

Train Station

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1

8.41 km

Bongarant Chapel

Highlight • Other

Legend has it that in the 15th century the Duke of Brittany François II encountered a wild boar while hunting and fell. He then vowed to build a chapel if he escaped death. It did.

Translated by Google •

Tip by

2

8.46 km

Our Lady of Bongarant

Highlight • Other

Pretty chapel from the beginning of the 15th century in a very Breton style.

Translated by Google •

Tip by

3

34.7 km

Château de la Groulais

Highlight • Castle

The Château de la Groulais was the largest fortress in the region at the time and was the home of several personalities, including Olivier V de Clisson and Marie Bonaparte, etc.

Translated by Google •

Tip by

4

35.6 km

Blain 44

Highlight • Structure

It is a fairly active port on the Nantes-Brest Canal, with a capacity for up to 30 pleasure craft and 3 barges. Bars, restaurants, and public restrooms are available.

Translated by Google •

Tip by

5

41.5 km

Étang du Gâvre

Highlight • Lake

The Gâvre pond is a lake surrounded by a forest, where you can enjoy nature and wildlife. The hike around the pond is approximately 4 km long and is suitable …

Translated by Google •

Tip by

B

88.7 km

End point

Train Station

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Way Types & Surfaces

Way Types

78.7 km

4.49 km

3.18 km

2.00 km

396 m

< 100 m

< 100 m

Surfaces

78.2 km

10.1 km

396 m

132 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.

Highest point (80 m)

Lowest point (10 m)

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Weather

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Saturday 31 October

16°C

4°C

-- %

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