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La mérantaise and its washhouse – Bassin de Coupières loop from La Hacquinière

Routes

Bike touring routes & trails

La mérantaise and its washhouse – Bassin de Coupières loop from La Hacquinière

Hard

4.0

(7)

riders

La mérantaise and its washhouse – Bassin de Coupières loop from La Hacquinière

02:12

36.5km

250m

Cycling

Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route. The starting point of the route is accessible with public transport.

Last updated: June 20, 2026

Tips

Includes a segment in which cycling is not permitted

After 2.95 km for 87 m

Waypoints

Start point

Train Station

Get Directions

2.14 km

La mérantaise and its washhouse

Highlight • Other

Bucolic place but more for pedestrians than cyclists

Translated by Google •

Tip by

2.99 km

Bassin de Coupières

Highlight • Natural

Created to retain the floods of the Yvette, the Bassin de Coupières offers a beautiful unobstructed view of the Bois d'Aigrefoin. Walking along its abundant vegetation is extremely pleasant.

Translated by Google •

Tip by

10.1 km

Saint Martin's Church, Chevreuse

Highlight • Historical Site

Dazzling Church! With the Roman Choir, restored frescoes, magnificent stained glass windows 🤩

Translated by Google •

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12.9 km

Saint-Forget Church

Highlight • Religious Site

This small church of Saint Forget is in a wonderfully bucolic setting, and it contains pretty medieval frescoes (alas it is too rarely open).

Translated by Google •

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14.7 km

Dampierre-en-Yvelines Castle

Highlight • Castle

Castle well known to cyclists for its small paved strip which wakes up before going up the 17 turns.

Translated by Google •

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18.7 km

Singletrack along the waterfalls

Highlight • River

I took a detour through this single because it was suggested to me by Komoot, I don't recommend it! Everything was flooded, many trees blocked the way, it was an ordeal... January 11, 2025

Translated by Google •

Tip by

19.0 km

Petit Moulin des Vaux de Cernay

Highlight • Structure

A former mill on the road

Translated by Google •

Tip by

35.6 km

The Oak of Petit Launay

Highlight • Natural Monument

The “Petit Launay” oak (the aulnoye), remarkable for its size and the distribution of its branches, seems to date back to the 15th century.
The organizers of the Universal Exhibition …

Translated by Google •

Tip by

36.5 km

End point

Train Station

Way Types & Surfaces

Way Types

24.9 km

6.10 km

3.71 km

978 m

562 m

171 m

169 m

Surfaces

34.3 km

1.30 km

529 m

228 m

190 m

Elevation

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

Highest point (180 m)

Lowest point (60 m)

Weather

Sunday 12 July

36°C

23°C

25 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

Comments

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La mérantaise and its washhouse – Bassin de Coupières loop from La Hacquinière

La mérantaise and its washhouse

Bassin de Coupières

Saint Martin's Church, Chevreuse

Saint-Forget Church

Dampierre-en-Yvelines Castle

Singletrack along the waterfalls

Petit Moulin des Vaux de Cernay

The Oak of Petit Launay

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