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Mountain biking trails

Fontenay-Lès-Briis

Sandpit – Étang de la Baleine loop from Fontenay-lès-Briis

Mountain biking trails

Fontenay-Lès-Briis

Sandpit – Étang de la Baleine loop from Fontenay-lès-Briis

Moderate

5.0

(2)

15

riders

Sandpit – Étang de la Baleine loop from Fontenay-lès-Briis

02:43

36.8km

340m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is right next to a parking lot.

Last updated: November 7, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de la Haute Vallée de Chevreuse

Natura 2000 du Massif de Rambouillet et Zones Humides Proches

Waypoints

A

Start point

Parking

1

6.70 km

Sandpit

Highlight • Other

Nice little sandpit with some bumps

Translated by Google •

Tip by

2

12.1 km

Villevert Pond

Highlight • Other

A good place for a break

Translated by Google •

Tip by

3

18.6 km

Saint Vincent and Saint Sebastian Church

Highlight • Other

The building - originally built in the 10th century - has the official reference date 1061. The church was rebuilt in the 16th century. The building is a listed building by decree dated July 13, 1962.

Translated by Google •

Tip by

4

23.9 km

Angervilliers Forest Trail

Highlight (Segment) • Trail

Be careful a lot of stones

Translated by Google •

Tip by

25.7 km

Forêt domaniale d'Angervilliers

Forest

6

28.1 km

Étang de la Baleine

Highlight • Lake

beautiful view of the lake which is worth a detour

Translated by Google •

Tip by

7

29.3 km

Les Flèches des Cathédrales

Highlight • Monument

The Arrows of the Cathedrals is a monumental metal sculpture, created by Georges Saulterre and installed in 1989 along the A10 in the area of Forges-les-Bains. At a height of …

Translated by Google •

Tip by

B

36.8 km

End point

Parking

Way Types & Surfaces

Way Types

18.7 km

7.27 km

5.90 km

1.93 km

1.82 km

1.21 km

Surfaces

12.3 km

9.24 km

5.96 km

5.60 km

3.44 km

297 m

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Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (170 m)

Lowest point (90 m)

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Weather

Powered by Foreca

Monday 9 November

15°C

8°C

77 %

Additional weather tips

There’s a fairly high chance of rain. Consider packing a waterproof jacket.

to get more detailed weather forecasts along your route

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