Val d'oise

Puzzle hunt and guided tours at the Pissaro Museum in Pontoise: the Heritage Days 2026 program

The Pissarro Museum participates in the new edition of Heritage Days. Housed on the site of a former medieval castle, the museum honors painter Camille Pissarro, who spent 17 years in Pontoise. On Saturday, September 19 and Sunday, September 20, 2026, discover the museum and its gardens, while enjoying a stunning view over the Val-d’Oise. A prime pick for this weekend of culture.

Heritage Days 2026: visit the Cartoucherie Eco-Museum and its workers’ housing estate (95)

Heritage Days, held on 19 and 20 September 2026, will open the doors of the Cartoucherie Ecomuseum in Survilliers. It’s a great opportunity to discover its rich industrial and working-class heritage.

Pont d'Argenteuil: Reopening Delayed to Mid-October 2026

The Argenteuil Bridge (RD909), which links Val-d'Oise to Hauts-de-Seine, will not reopen on August 28 as planned: the department is pushing the reopening to mid-October 2026 at the earliest to carry out further work.

The Painters’ Ride: long bike tours around Auvers-sur-Oise in Val-d’Oise (95)

The Painters' Ride takes cyclists on a route that blends physical challenge with heritage, through the roads and trails around Auvers-sur-Oise, on September 13, 2026.

Outdoor cinema at the Château d'Écouen: films to catch under the stars this summer at the National Museum of the Renaissance

Chaque été, le Château d'Ecouen - musée national de la Renaissance nous propose des soirées conviviales et familiales autour du 7e art, avec son cinéma en plein air. Discover the free films screened this Friday, 21 August 2026 and Saturday, 22 August 2026. Attention, la réservation est obligatoire. Note: The instruction says keep HTML tags as is, but there were none. If you want a pure translation only, here is a version in natural English with the same structure: Each summer, the Château d'Écouen - National Museum of the Renaissance hosts friendly, family-oriented evenings centered on the 7th art, featuring its outdoor cinema. Discover the free films shown this Friday, August 21, 2026, and Saturday, August 22, 2026. Please note that reservations are required.

Located in the Île-de-France region, this 36-ton historic mill can rotate on its own axis to track the wind.

In Val-d’Oise, the Sannois Windmill hides an astonishing mechanism: its 36-ton cap can pivot on its base to point its large sails into the wind.

Come discover the Pontoise aerodrome during Heritage Days 2026.

During the 2026 Heritage Days, come discover the Pontoise airfield and explore this captivating site at the heart of aviation in Île-de-France. Here is the schedule planned for the weekend of September 19–20, 2026.

Solar eclipse of August 12, 2026: a free—or nearly free—stargazing evening in Auvers-sur-Oise (Val-d'Oise 95)

The Sun meets the Moon in Auvers-sur-Oise (95). A solar eclipse will unfold during a stargazing evening with the Albiréo 95 astronomy club on Wednesday, August 12, 2026, and protective glasses will be available on site.

Schedule of tours for the 2026 Heritage Days at Maubuisson Abbey

For Heritage Days, Maubuisson Abbey will open its doors on Saturday, September 19, and Sunday, September 20, 2026. Stay tuned for more details!

Visit the home of a renowned Impressionist painter in the Paris region during Heritage Days 2026.

What if we take advantage of Heritage Days 2026 to trace the steps of one of the greatest impressionist painters: Claude Monet. Here’s the program waiting for you at the heart of his Vétheuil residence for this weekend of September 19–20, 2026.

Heritage Days 2026: a historical reenactment at the Val-d'Oise Archaeological Museum (95)

As part of the 43rd Heritage Days, the Archaeological Museum of Val-d'Oise invites you to explore its program for the weekend of September 19–20, 2026. And what if we plunge into the fascinating world of archaeological heritage?

The Paris–Airport journey: cheap and stress-free—the tip that changes everything with Free2move

From your doorstep to the terminal, with no transfers and no hassle. Take the wheel of a car‑sharing vehicle and enjoy a parking spot as close as possible to your flight. Unlock it with the app and drive away, from €29. Plus, your first three trips are 20% off with zero fees (promo code in the article)!

Places not to be missed for a bucolic stroll in Auvers-sur-Oise, in the footsteps of Van Gogh

Vincent Van Gogh spent the last days of his life in Auvers-sur-Oise, a few kilometers from Paris. This beautiful town is the perfect place for a stroll in the footsteps of one of the world's most famous painters. Van Gogh, like the city of Auvers, have not finished revealing all their secrets...

Science Festival 2026 in Chars (95): a geological stroll through the Vexin

On the occasion of Science Festival 2026, Chars (95) offers a geological walk in the French Vexin to discover the landscapes, rocks, and the Viosne valley, on Sunday, October 4. A free, reservation-only outing that helps deepen understanding of the area's natural history.

Science Festival 2026 in Saint-Ouen-l’Aumône (95): events to discover

Science Festival 2026 returns to Saint-Ouen-l’Aumône, in Val-d’Oise, from October 2 to 12, with free activities for families, young people, and the curious. Workshops, talks and hands-on experiments make science approachable—clear, concrete, and open to all.

Science Festival 2026 in the Vexin Regional Park (95): explore rocks, valleys and landscapes on geological walks

Limestone rocks, the landscapes and valleys of the French Vexin reveal themselves during geology walks organized as part of the 2026 Science Festival, on October 3, 4 and 11, 2026. A series of outdoor outings to learn how to read the landscapes and trace their evolution.

Science Festival 2026 at Archéa (95): discover archaeozoology with the whole family

On the occasion of Science Festival 2026, Archéa, the archaeology museum in Pays de France, invites visitors to discover archaeozoology through a workshop that blends observation, handling of animal bones, and conversations with a specialist, from October 2 to 12, 2026.

Science Festival 2026 in Cergy (95): activities, workshops and meetings on the program

Activities, workshops and scientific encounters await young and old in Cergy (95) for a new edition of the Science Festival devoted to the theme “Savvy Flavors,” from October 2 to 12, 2026.

Heritage Days 2026: explore Daubigny's world in Auvers-sur-Oise

A house, a workshop and painted décors to discover on 19 and 20 September 2026 in Val-d’Oise for Heritage Days 2026!

Journées du Patrimoine 2026 : This unconventional house in Auvers-sur-Oise keeps the legacy of the great 19th-century painters alive.

Former studio of Charles-François Daubigny, now a hub for contemporary creation, Maison Rose in Wallerand participates in the 2026 Journées du Patrimoine on September 19 and 20. Here’s the program!