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Road cycling routes
France
Ile-de-France
Mantes-La-Jolie
Nézel

Seine view – Col de Clachaloze loop from Nézel - Aulnay

Routes
Road cycling routes
France
Ile-de-France
Mantes-La-Jolie
Nézel

Seine view – Col de Clachaloze loop from Nézel - Aulnay

Moderate

3.6

(5)

61

riders

Seine view – Col de Clachaloze loop from Nézel - Aulnay

02:44

65.5km

390m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 25, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Vexin Français

Waypoints

A

Start point

Train Station

Get Directions
1

28.1 km

Seine view

Highlight • Other

Impressive view of the Seine.

Translated by Google •

Tip by

2

30.9 km

Troglodyte Church of Haute-Isle

Highlight • Religious Site

Small cave church by the road.

Translated by Google •

Tip by

3

32.3 km

Col de Clachaloze

Highlight • Mountain Pass

Small pass with a view of the Seine valley

Translated by Google •

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4

33.0 km

Very nice point of view and benches to rest

Translated by Google •

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5

37.6 km

La Roche-Guyon Castle

Highlight • Castle

The castle of La Roche-Guyon impresses the adventurers passing through Vexin. It dates from the Middle Ages and since its construction, each century has left its mark.

Translated by Google •

Tip by

6

40.0 km

An atypical site, the Church is rarely open but the interior is visible thanks to the windows rarely closed due to the humidity. Note the many troglodyte sites on this …

Translated by Google •

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7

40.5 km

Roche Guyon limestone cliff

Highlight • Other

This place is in the heart of one of the favorite regions of the Impressionists, which happens to be rich in odds - some close to 18% - and in magnificent landscapes. Especially continue towards Giverny and Vernon!

Translated by Google •

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8

43.7 km

Notre-Dame Church, Vétheuil

Highlight • Religious Site

Notre-Dame Church is a Catholic parish church located in Vetheuil, in Val-d'Oise. By its size, its double side plan and its particularly rich and varied furniture, it stands out from …

Translated by Google •

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47.6 km

Viewpoint

Viewpoint

B

65.5 km

End point

Train Station

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Way Types & Surfaces

Way Types

38.2 km

17.1 km

8.88 km

1.24 km

109 m

< 100 m

Surfaces

62.9 km

2.45 km

< 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 (100 m)

Lowest point (10 m)

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Weather

Powered by Foreca

Wednesday 21 October

16°C

8°C

74 %

Additional weather tips

Max wind speed: 26.0 km/h

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