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Routes
Hiking trails & Routes
France
Ile-de-France
Rambouillet
Saint-Léger-En-Yvelines

Pierre Ardoue Dolmen – Carrefour du Haut Planet loop from Saint-Léger-en-Yvelines

Routes
Hiking trails & Routes
France
Ile-de-France
Rambouillet
Saint-Léger-En-Yvelines

Pierre Ardoue Dolmen – Carrefour du Haut Planet loop from Saint-Léger-en-Yvelines

Moderate

4.8

(5)

18

hikers

Pierre Ardoue Dolmen – Carrefour du Haut Planet loop from Saint-Léger-en-Yvelines

03:17

12.4km

120m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: June 17, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional de la Haute Vallée de Chevreuse

Waypoints

A

Start point

Bus stop

Get Directions

1

335 m

Saint John the Baptist Church

Highlight • Religious Site

2

2.46 km

Pierre Ardoue Dolmen

Highlight • Other

This dolmen is one of the few megaliths in the region and is indicative of human presence during the prehistoric era.

Translated by Google •

Tip by

3

4.90 km

Etang des bouleaux

Highlight • Other

4

4.90 km

Ponds and Peat Bogs

Highlight • Natural

5

6.51 km

Carrefour du Haut Planet

Highlight • Trail

Crossroads with directions...

Translated by Google •

Tip by

6

7.41 km

Fontaine bleue

Highlight • Other

Pretty little spring in the middle of the woods. We can see the fountain with its small basin, and right next to it the old watering hole for the animals.

Translated by Google •

Tip by

7

7.80 km

Unobstructed view

Highlight • Other

A pretty passage along the side of the hill.

Translated by Google •

Tip by

B

12.4 km

End point

Bus stop

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Way Types & Surfaces

Way Types

5.75 km

2.62 km

2.12 km

1.90 km

Surfaces

5.55 km

4.18 km

1.75 km

855 m

< 100 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 (180 m)

Lowest point (110 m)

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Weather

Powered by Foreca

Friday 10 July

36°C

19°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

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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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Jean Racine côté Château de la Madeleine — Parc Naturel Régional de la Haute Vallée de Chevreuse

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