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Routes

Mountain biking trails

France

Ile-de-France

Palaiseau

Saint-Michel-Sur-Orge

Beautiful descent – View of the Petite Vallée loop from Saint-Michel-sur-Orge

Routes

Mountain biking trails

France

Ile-de-France

Palaiseau

Saint-Michel-Sur-Orge

Beautiful descent – View of the Petite Vallée loop from Saint-Michel-sur-Orge

Moderate

4.6

(12)

riders

Beautiful descent – View of the Petite Vallée loop from Saint-Michel-sur-Orge

03:03

41.5km

420m

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: April 8, 2026

Tips

Cycling is not permitted along parts of this route

After 0 m for 271 m

After 16.7 km for 92 m

After 41.3 km for 267 m

Waypoints

Start point

Train Station

Get Directions

1.53 km

Longpont Basin

Highlight • River

Hello everyone, be careful, several waypoints (notably 5) do not exist or no longer exist. I really struggle to follow this tour.

Translated by Google •

Tip by

1.68 km

View of the Château de Lormoy

Highlight • Viewpoint

6.59 km

Bois du Gros Chêne

Forest

7.70 km

Monsieur and Saint-Eloi Wood mountain bike playground

Highlight • Other

A real little Bike Park. It is managed by an association, a panel with the rules related to the place is present at the top of the slopes.

Translated by Google •

Tip by

8.10 km

Bois de Monsieur

Forest

12.9 km

Beautiful descent

Highlight (Segment) • Trail

This trail is a fun downhill trail with some roots, perfect for testing your mountain biking skills. In wet weather, there is a bit of mud. In autumn, the leaves add a nice little obstacle.

Translated by Google •

Tip by

15.2 km

View of the Petite Vallée

Highlight • Viewpoint

Nice view, near many small paths and single track.

Translated by Google •

Tip by

15.6 km

Descent of the Rocher de Saulx

Highlight • Trail

Decent very nice with banked turns that zigzag on the way down.
to do by mountain bike - guaranteed sensation: o)

Translated by Google •

Tip by

20.0 km

Les fossés du Grand Villefeu

Lake

21.1 km

Technical descent

Highlight (Segment) • Trail

30.9 km

Sunrise Over Lake Phoenix

Highlight • Lake

40.2 km

L'Orge

Lake

41.5 km

End point

Train Station

Way Types & Surfaces

Way Types

18.6 km

9.48 km

6.40 km

4.40 km

2.31 km

350 m

Surfaces

12.5 km

10.9 km

7.80 km

5.83 km

3.79 km

606 m

Elevation

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

Highest point (160 m)

Lowest point (40 m)

Weather

Friday 22 May

31°C

12°C

-- %

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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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Beautiful descent – View of the Petite Vallée loop from Saint-Michel-sur-Orge

Longpont Basin

View of the Château de Lormoy

Monsieur and Saint-Eloi Wood mountain bike playground

Beautiful descent

View of the Petite Vallée

Descent of the Rocher de Saulx

Technical descent

Sunrise Over Lake Phoenix

Nearby routes

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