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

Pont de Gambaiseuil – Ascension Oak loop from Saint-Léger-en-Yvelines

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

Pont de Gambaiseuil – Ascension Oak loop from Saint-Léger-en-Yvelines

Moderate

4.6

(7)

20

hikers

Pont de Gambaiseuil – Ascension Oak loop from Saint-Léger-en-Yvelines

03:38

13.4km

170m

Hiking

Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required. The starting point of the route is accessible with public transport.

Last updated: June 18, 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

1.35 km

Citerne de la Muette

Highlight • Monument

This “Muette cistern” supplied water to the castle of Robert the Pious (11th century), located 2km away. Access to it is prohibited.

Translated by Google •

Tip by

2

3.21 km

Route des Haizettes

Highlight • Other

Small path to go deeper into the forest, but BE CAREFUL this crossroads marks the end of the asphalt portion starting from Gambaiseuil. The continuation towards the road of St …

Translated by Google •

Tip by

3

5.01 km

Pont de Gambaiseuil

Highlight • Bridge

Bridge with a very beautiful beech next to it

Translated by Google •

Tip by

4

5.07 km

Quentin Bridge Beech

Highlight • Other

This exceptional tree attracts attention thanks to its remarkable dimensions, reaching more than 25 meters in height and displaying a circumference of 4.40 meters. Its trunk has a singular silhouette, impossible to miss along the hiking trail!

Translated by Google •

Tip by

5

6.69 km

Grosrouvre Loop

Highlight • Trail

6

11.6 km

Ascension Oak

Highlight • Natural Monument

One of the many beautiful trees in the area! Symptom of the region of the Cheuvreuse valley with its large forests, trees and imposing vegetation.

Translated by Google •

Tip by

7

11.6 km

As soon as I saw it, Wahouuu! came out of my mouth.

Translated by Google •

Tip by

8

11.8 km

Stone bridge

Highlight • Other

No trolls hiding here!

Tip by

B

13.4 km

End point

Bus stop

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Way Types & Surfaces

Way Types

6.72 km

3.55 km

2.98 km

183 m

Surfaces

7.90 km

1.95 km

1.88 km

1.19 km

340 m

183 m

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Elevation

Elevation

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

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Weather

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Sunday 12 July

34°C

21°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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