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Routes
Mountain biking trails
France
Ile-de-France
Palaiseau
Brétigny-Sur-Orge

Valley view – Lac d'Olainville loop from Brétigny-sur-Orge

Routes
Mountain biking trails
France
Ile-de-France
Palaiseau
Brétigny-Sur-Orge

Valley view – Lac d'Olainville loop from Brétigny-sur-Orge

Moderate

5.0

(2)

8

riders

Valley view – Lac d'Olainville loop from Brétigny-sur-Orge

04:04

52.7km

530m

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: August 27, 2026

Tips

Includes a segment in which cycling is not permitted

After 43.7 km for 85 m

Waypoints

A

Start point

Train Station

Get Directions

1.89 km

Bassin du Carouge

Lake

13.0 km

Forêt départementale de la Roche Turpin

Forest

3

14.2 km

valley view

Highlight • Other

Beautiful sandy forest somewhat resembling that of Fontainebleau

Translated by Google •

Tip by

4

16.6 km

Golf de Marivaux

Highlight • Other

5

21.6 km

Descent Under the Briis Pines

Highlight (Segment) • Trail

Outch! make a first reconnaissance before releasing the brakes!

Translated by Google •

Tip by

6

25.3 km

Château de Forges-les-Bains

Highlight • Castle

The castle of Forges-les-Bains was built in the 17th century, before being remodeled in the 18th century by Edme Mathurin Le Jariel, the king's squire.

Translated by Google •

Tip by

7

27.8 km

Sandpit

Highlight • Other

Nice little sandpit with some bumps

Translated by Google •

Tip by

8

43.0 km

Lac d'Olainville

Highlight • Lake

After having traveled about twenty kilometers along the barley starting from Morsang sur orge, this lake offered us a magnificent landscape, hidden between the trees.
It was difficult to leave this place to come back home!

Translated by Google •

Tip by

9

44.2 km

Small houses by the water

Highlight • Other

10

44.7 km

Water Park

Highlight • Other

B

52.7 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

26.5 km

9.56 km

9.26 km

4.94 km

2.36 km

118 m

< 100 m

Surfaces

13.7 km

13.4 km

12.3 km

9.49 km

3.72 km

160 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 (170 m)

Lowest point (40 m)

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Weather

Powered by Foreca

Today

Monday 19 October

14°C

9°C

91 %

Additional weather tips

Max wind speed: 18.0 km/h

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Comments

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

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