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Routes
Mountain biking trails
France
Pays de la Loire
Saint-Nazaire
Pontchâteau

Chapel of St Second – Menhir du Bois Hoël loop from Pontchâteau

Routes
Mountain biking trails
France
Pays de la Loire
Saint-Nazaire
Pontchâteau

Chapel of St Second – Menhir du Bois Hoël loop from Pontchâteau

Moderate

4.4

(26)

152

riders

Chapel of St Second – Menhir du Bois Hoël loop from Pontchâteau

02:30

38.6km

150m

Mountain biking

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

Last updated: May 7, 2026

Tips

Includes a segment in which cycling is not permitted

After 24.4 km for 160 m

Waypoints

A

Start point

Train Station

Get Directions

1

2.37 km

Viewpoint

Highlight • Other

2

5.01 km

Chapel of St Second

Highlight • Other

Beautiful little chapel in the middle of marshes and a wood. Picnic area right next to the chapel.

Translated by Google •

Tip by

3

15.7 km

La Guesne Bridge

Highlight • Trail

The Pont de la Guesne is one of the many bridges that span the rivers and canals that branch out from the magnificent Marais de Brière. On it, you find the red and white marking of the GR 3.

Translated by Google •

Tip by

4

18.7 km

In the middle of this tangle of branches, brambles, appear mounds of earth, scattered stones, sections of walls, the only witnesses of the distant presence in this place of a fortress. The castle of Lorieux ("loc-rieux", the place of the Rieux, noble family), was built at the same time as the large surrounding fortresses, on the orders of Alain the Great, king of Brittany, in order to protect his kingdom from the Norman invasions. Around 1130, the castle became the residence of the Viscounts of Donges, but during the Wars of Religion, the troops of the Duke of Mercoeur attacked the castle. Later, in 1614, Richelieu decreed the disappearance of this fortress, considered a Huguenot lair. In 1618, the leveling order was carried out.
Legends abound on these mysterious ruins. It is said that underground passages start from this fortress.

Translated by Google •

Tip by

5

22.4 km

Bois de la Batterie

Highlight • Other

Crossac mountain bike technical course

Translated by Google •

Tip by

6

27.4 km

Menhir du Bois Hoël

Highlight • Forest

The menhir consists of a large parallelepipedal slab of granite measuring 2.65 m high and 1.50 m wide for a thickness varying from 0.60 to 0.90 m2.

Translated by Google •

Tip by

28.0 km

Dolmen de la Barbière

Archaeological Site

B

38.6 km

End point

Train Station

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Way Types & Surfaces

Way Types

20.3 km

11.8 km

3.40 km

2.72 km

207 m

< 100 m

< 100 m

Surfaces

15.5 km

12.1 km

8.29 km

1.80 km

792 m

152 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

Thursday 21 May

31°C

12°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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