Val-d’oise (95)

Halloween 2026 at Château d’Auvers: forest tales and family-friendly cinema

Storytelling walks in the park and family-friendly cinema: the Château d’Auvers Celebrates Halloween on October 28 and 31, 2026, weaving forest mysteries, legends, and a dose of Monster House.

Halloween 2026 in Enghien-les-Bains: a free, family-friendly village

Spectacles de rue, lectures, ateliers et costumes: the Halloween Village welcomes families for free in Enghien-les-Bains on October 31, 2026.

Halloween 2026 in Montmorency: a free escape game at the Jean-Jacques Rousseau Museum

A stolen manuscript, Rousseau's ghost, and an investigation in his house: the Montmorency Museum offers a free family-friendly escape game on October 31, 2026.

Cosmofania at the Abbey of Maubuisson: the exhibition that reveals the sacred and the invisible worlds — our photos

The Abbey of Maubuisson, in Saint-Ouen-l’Aumône, Val-d’Oise, invites you to discover Cosmofania, a collective exhibition on the sacred and the invisible worlds, running from October 11, 2026 to February 21, 2027. Thirteen artists explore rites and memory at this former Cistercian abbey, through installations, photography, sculptures, sound works, and performances.

PRIMO 2026: Free street performances in Île-de-France

The PRIMO festival is offering free street performances across fifteen communities in Roissy Pays de France from September 12 to October 11, 2026. The final stops are in Mitry-Mory and Gonesse this weekend.

Halloween 2026: a DNF (Do Not Finish) race to give you chills and push yourself to the limit in Andilly (95)

Sports fans will especially love Halloween this year, as a major running race is set to take place near Andilly (95). There are kids’ events or a DNF format, so there’s something for everyone, from beginners to the more seasoned runners.

This flying-saucer from the Trente Glorieuses that hides an unusual pool is celebrating Architecture Days 2026.

Skylights, a dome that opens to the sky, and a pop aesthetic: tour the Tournesol pool in Fosses during the 2026 edition of the National Architecture Days.

Halloween 2026: murder party, werewolves, buffet and family workshops at Royaumont Abbey (Val-d'Oise 95)

For Halloween and the All Saints' Day holidays, the Royaumont Abbey calls up ghosts from its past to give the whole family chills! Discover the program, from a murder mystery party to a werewolf game, a bloody buffet and workshops for kids, on October 30 and 31.

Architecture Days in Val-d'Oise: the gardens of Argenteuil Abbey open up

Push open the gates of the Abbey gardens in Argenteuil for the National Architecture Days 2026 and explore the ruins of the medieval Notre-Dame Abbey.

October Pink 2026: a charity, family-friendly Color Run at Montmorency Sports Park

To support the fight against breast cancer, the town of Montmorency invites you to a charity run that’s both heartwarming and a blast, this Sunday, October 11, 2026. Come take part in the Color Run at Nelson Mandela Sports Park!

Pink October 2026: a charity, family-friendly Color Run in Argenteuil (95)

In recognition of Breast Cancer Awareness Month, the Argenteuil Color Run returns on October 4, 2026 for a four-kilometre, charity-driven, colorful race that's open to the whole family.

Pope's vigil at the Stade de France tonight: where to watch the broadcast in Paris?

Léon XIV's grand vigil is set for Friday night at the Stade de France. In Paris, Saint-Sulpice will also broadcast the event for those who want to follow the evening from the capital.

Crowning the Sky: An exhibition exploring a little-known Renaissance art at the Château d'Écouen

The Château d'Écouen turns its attention to the art of roof decoration, with the exhibition Couronner le ciel on view from 18 September 2026 to 11 January 2027.

Line H: service disrupted until 8 p.m. in Val-d'Oise

The Transilien Line H is suspended between Sarcelles-Saint-Brice and Montsoult-Maffliers in both directions following a serious incident involving a person in the Val-d'Oise. Traffic is not expected to resume before 8 p.m. this Thursday.

Cergy Soit 2026 : the free circus festival is back this weekend

Cergy Soit! is celebrating its 28th edition in the Cergy-Pontoise metropolitan area, in Val-d'Oise. This international festival of street arts and circus brings together more than 40 companies and 200 artists for a free-to-the-public showcase, on September 19 and 20, 2026.

Night of the Castles 2026: A nighttime stroll into the heart of history at Villers Castle.

The Château de Villers, in Val d'Oise, is taking part in the 8th edition of the Night of the Castles, on 17 and 18 October 2026. Discover the evening program.

When I Grow Up: A Mini-Town Where Kids Discover Careers Opens in Val-d’Oise

Firefighter, veterinarian, doctor, pizzaiolo or shopkeeper: the new park "Quand je serai grand" invites children aged 1 to 11 to Mours, near L’Isle-Adam. A mini-town designed for kids to explore different professions through play and imitation.

Heritage Days 2026: guided tours of the stunning Château de la Roche-Guyon (95)

What if we took advantage of Heritage Days, on Saturday 19 and Sunday 20 September 2026, to visit an astonishing troglodyte landmark in Île-de-France: the Château de la Roche-Guyon, located in Val-d'Oise.

Heritage Days 2026 in Île-de-France: discover Arnaud Kasper's sculpted universe at Bois des Arts

On September 19 and 20, 2026, discover the monumental works of sculptor Arnaud Kasper at Bois des Arts, a verdant cultural stop in the Val-d’Oise.

Heritage Days 2026: a journey back to the age of blacksmiths at the Cotrel forge (95)

Delve into the heart of bygone trades during Heritage Days 2026 in Herblay-sur-Seine. The Cotrel forge is reopening its doors for an exceptional artisanal visit, a unique experience in Île-de-France.