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Routes
Mountain biking trails
France
Normandy
Rouen
Grand-Couronne

Small tunnel in the dark – Chemin du Sanglier loop from Grand-Couronne

Routes
Mountain biking trails
France
Normandy
Rouen
Grand-Couronne

Small tunnel in the dark – Chemin du Sanglier loop from Grand-Couronne

Moderate

4.7

(6)

117

riders

Small tunnel in the dark – Chemin du Sanglier loop from Grand-Couronne

04:28

49.0km

730m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: January 23, 2026

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Tips

Includes a very steep uphill segment

You may need to push your bike.

After 47.1 km for 101 m

Waypoints

A

Start point

Bus stop

Get Directions

1

1.43 km

Ruins

Ruins

2

8.53 km

Small tunnel in the dark

Highlight (Segment) • Other

Caving atmosphere! Provide a small lamp

Translated by Google •

Tip by

3

9.20 km

Railway descent

Highlight • Other

4

11.0 km

Chemin du Sanglier

Highlight (Segment) • Trail

perfect for a gravel tour, or a mountain bike connection

Translated by Google •

Tip by

5

32.5 km

Orival troglodytes

Highlight • Other

to have already taken it, I can tell you that you have to have good technique and the weather with you to take full advantage of it.

Translated by Google •

Tip by

6

32.9 km

troglodytes Orival

Highlight • Other

7

33.3 km

Falaise Forest Trail

Highlight • Trail

very hard and tricky.
good for trail running or hiking

Translated by Google •

Tip by

8

45.6 km

9

46.2 km

Carrefour de dingue

Highlight • Other

Attention, passage for advanced mountain bikers, very good physical conditions necessary, suitable shoes, and always hand on the brake to hold the bike and pilot :)

Translated by Google •

Tip by

10

46.7 km

Cave Entrance

Cave Entrance

B

49.0 km

End point

Bus stop

Way Types & Surfaces

Way Types

27.0 km

19.9 km

1.08 km

738 m

177 m

< 100 m

Surfaces

22.9 km

15.0 km

6.24 km

2.77 km

1.70 km

240 m

197 m

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Elevation

Elevation

Highest point (140 m)

Lowest point (10 m)

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Weather

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Friday 20 February

16°C

11°C

-- %

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