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: December 19, 2025

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Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de la Haute Vallée de Chevreuse

Waypoints

Start point

Train Station

Get Directions

2.20 km

Aigrefon wood

Highlight • Forest

Ease of access and diversity of slopes

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2.40 km

Sablière d'Aigrefoin

Highlight • Forest

A magnificent playground for thrill seekers. The paths through the sandpit give you the opportunity to test your legs on the mounds.

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19.3 km

Val-d'Or Pond

Highlight • Lake

a little uneven, top paths, a discovery.

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19.6 km

Forêt domaniale de Versailles

Forest

27.3 km

Forest descent toward Versailles

Highlight (Segment) • Trail

WOhoooo!!!! what fun

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31.4 km

Pond of Cour Roland

Highlight • Lake

The Cour Roland estate is a 33-hectare site that offers various sports and leisure activities. It is also a beautiful green space that allows you to get away from it all. Its lake is the perfect place for this.

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35.8 km

Vauboyen Rural Lane No. 20

Highlight (Segment) • Trail

Be careful in winter ;) there's slush

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41.9 km

Pastoral Cow Pasture

Highlight • Natural

Meuh Meuhmeuh meuuh meuheuh :)!

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49.1 km

Vallée de la Mérantaise

Highlight • Gorge

The Mérantaise Valley, near Villiers-le-Bâcle, is a veritable green haven in Île-de-France. The trail runs along the Mérantaise River, winding through dense forests, meadows and wetlands rich in biodiversity. It …

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50.8 km

Bois d'Aigrefoin

Forest

52.5 km

End point

Train Station

Way Types & Surfaces

Way Types

26.6 km

13.4 km

6.26 km

4.39 km

1.66 km

148 m

< 100 m

Surfaces

13.8 km

12.7 km

12.5 km

10.7 km

1.76 km

531 m

480 m

Elevation

Highest point (180 m)

Lowest point (70 m)

Weather

Tuesday 23 December

5°C

-2°C

0 %

Additional weather tips

Max wind speed: 26.0 km/h

to get more detailed weather forecasts along your route

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

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