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Pontoise

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The Top 13 Natural Monuments around Pontoise

Pontoise’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 13

beautiful natural monuments around Pontoise. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!

Last updated: November 17, 2025

Singletrack along the Marais de Stors

Highlight (Segment) • Trail

This bucolic path runs along the Stors marsh nature reserve. The ground quickly becomes muddy in bad weather and the days following the rain. That said, the setting is beautiful …

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Seine River Hills

Highlight • Natural Monument

Nature reserve above the Seine: Cliffs, beautiful preserved villages and fantastic viewpoints over the meanders of the Seine ... ideal playground for beautiful hikes!

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Pierre de Lait Polishing Stone

Highlight • Historical Site

Hello lovers of beauty.
Your legs really need to take you to this wonderful site, full of emotions.
Imagine that 4500 years ago, humans sharpened their tools to cut, hunt, …

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Carnelle's Blue Lake

Highlight • Lake

Lac Bleu is one of the two bodies of water in the Carnelle forest. On sunny days, its name takes on its full meaning. But there is another reason for …

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Saint Radegonde Fountain

Highlight • Natural Monument

The Sainte Radegonde fountain is one of the essential points of the Montmorency forest. It was the object of a pilgrimage because it was said that its water healed the …

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Butte de Rosne

Highlight • Summit

The mounds of Rosne or mounds of Rône are located in the Vexin, on the border of the departments of Val-d'Oise and Oise. At 216 meters above sea level, they …

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Cliffs of La Roche-Guyon

Highlight • Natural Monument

Here you can enjoy a breathtaking view of the limestone cliffs of La Roche-Guyon and the hillsides of the Seine. It is a natural and geological jewel in Île-de-France, relatively …

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Auversian Geological Site

Highlight • Natural Monument

Old quarry being restored by the Departmental Council. Place mainly for educational purposes and public awareness
The interest of this quarry lies in the geological substrate, formed from the famous sands of Auvers.

valdoise.fr/888-site-geologique-de-l-auversien.htm

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Hautil Oak

Highlight • Natural Monument

This remarkable oak, 95cm in diameter, was around 150 years old when it was felled by the storm of 1999. This windthrow was preserved by the managers. (source Val d’Oise Natural Space Department)

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Montmorency Sand Dune

Highlight • Natural Monument

A difficult corner off the track on foot or by mountain bike. The sand is soft! One has the impression of being in another region with this dune.

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Didn’t find what you were looking for?

Find even more amazing natural monuments around Pontoise by checking out the top Highlights region by region:

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Extend your search for the best caves by checking out these guides of the top ones around Pontoise:

Seine-et-Marne Fontainebleau Yvelines Rambouillet Essonne Val-d'Oise Évry Hauts-de-Seine Paris Versailles Antony Mantes-La-Jolie Saint-Germain-En-Laye

The Top 13 Natural Monuments around Pontoise

Singletrack along the Marais de Stors

Seine River Hills

Pierre de Lait Polishing Stone

Carnelle's Blue Lake

Saint Radegonde Fountain

Butte de Rosne

Cliffs of La Roche-Guyon

Auversian Geological Site

Hautil Oak

Montmorency Sand Dune

Other adventures around Pontoise

Most popular routes around Pontoise

Most popular attractions around Pontoise

Get inspired with the komoot mobile app

Didn’t find what you were looking for?

Explore more

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