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France
Ile-de-France
Palaiseau
Orsay

La Troche Quarry – École Polytechnique Trail loop from Le Guichet

Routes
Hiking trails & Routes
France
Ile-de-France
Palaiseau
Orsay

La Troche Quarry – École Polytechnique Trail loop from Le Guichet

Easy

4.7

(3)

11

hikers

La Troche Quarry – École Polytechnique Trail loop from Le Guichet

01:39

5.98km

100m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: June 19, 2026

Waypoints

A

Start point

Train Station

Get Directions

1

864 m

118 stairs and underground passage

Highlight • Other

series of stairs after the 118 underground

Translated by Google •

Tip by

2

1.58 km

La Troche Quarry

Highlight • Climb

The Troche quarry is today located in the very heart of the Eugène Chanlon Municipal Park, in Orsay-Palaiseau, in the Lozère (Palaiseau) district.
This is an old sandstone quarry, traces …

Translated by Google •

Tip by

3

2.25 km

good well-maintained path forming part of the Way of Saint James

Translated by Google •

Tip by

4

3.19 km

École Polytechnique Trail

Highlight (Segment) • Other

Only viable option to go directly from the Lozère stop of the RER B to Polytechnique.

Translated by Google •

Tip by

B

5.98 km

End point

Train Station

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Way Types & Surfaces

Way Types

1.72 km

1.64 km

1.43 km

739 m

439 m

Surfaces

1.91 km

1.64 km

1.60 km

763 m

< 100 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 (160 m)

Lowest point (50 m)

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Weather

Powered by Foreca

Thursday 25 June

37°C

24°C

19 %

Additional weather tips

Max wind speed: 15.0 km/h

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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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