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Routes
Mountain biking trails
France
Ile-de-France
Palaiseau
Gif-Sur-Yvette

Single des 17 Tournants – Single from Port-Royal loop from Gif-sur-Yvette

Routes
Mountain biking trails
France
Ile-de-France
Palaiseau
Gif-Sur-Yvette

Single des 17 Tournants – Single from Port-Royal loop from Gif-sur-Yvette

Hard

4.6

(10)

121

riders

Single des 17 Tournants – Single from Port-Royal loop from Gif-sur-Yvette

03:16

44.2km

460m

Mountain biking

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: May 13, 2026

Tips

Includes a segment in which cycling is not permitted

After 37.9 km for 94 m

Waypoints

A

Start point

Train Station

Get Directions

1

14.6 km

Single des 17 Tournants

Highlight (Segment) • Other

Super single about 1km while reviving, very playful to do without top moderation and it ends just after on a great descent!

Translated by Google •

Tip by

2

17.4 km

Rock Formations Near Maincourt-sur-Yvette

Highlight • Natural Monument

On the path along the Yvette very pretty passage to do by mountain bike or on foot there are beautiful rocks and very beautiful trees

Translated by Google •

Tip by

3

28.1 km

Abandoned rails

Highlight • Historical Site

4

28.4 km

Single from Port-Royal

Highlight • Other

Long single of 5km a little technical and while relaunching !!
Great !
Avoid in too wet weather there are a lot of roots that slip and the formation of …

Translated by Google •

Tip by

5

29.9 km

L'oratoire-Musée néo-gothique de l'abbaye de Port Royal

Il a été ajouté à la fin du XIXe siècle à l'emplacement du chevet, pour accueillir le premier musée.

Tip by

6

30.5 km

View of Port-Royal Abbey

Highlight • Castle

Very good passage in the forest, enjoy!

Translated by Google •

Tip by

7

33.9 km

Milon-la-Chapelle

Highlight • Religious Site

THE CHAPEL OF MILON

Church of the Assumption of the Most Holy Virgin: a first chapel was built in the 12th century by Milon de Chevreuse, then replaced by this …

Translated by Google •

Tip by

8

35.1 km

slightly technical descent, surrounded by logs

Translated by Google •

Tip by

B

44.2 km

End point

Train Station

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Way Types & Surfaces

Way Types

18.4 km

9.30 km

8.02 km

5.13 km

2.79 km

427 m

Surfaces

16.2 km

12.6 km

6.01 km

5.35 km

3.33 km

330 m

308 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 (60 m)

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Weather

Powered by Foreca

Saturday 11 July

36°C

22°C

0 %

Additional weather tips

Max wind speed: 21.0 km/h

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