Val d'oise

This medieval troglodyte castle in Val-d'Oise hides a giant dragon.

A giant dragon in a troglodyte medieval castle? That's what you'll be able to see during La Vie de Château, the château's contemporary art exhibition at Château de la Roche-Guyon in the Val d'Oise, running from June 20 to November 1, 2026.

A washhouse over 500 years old, restored and brought back into use in the Paris region.

In Cormeilles-en-Parisis, in the Val-d’Oise, the Chenêt washhouse has just been restored and put back into service. This small treasure of Île-de-France heritage, fed by a spring known since the 16th century, tells a story of village life, of washerwomen, and of rediscovered memory.

Sannois Beach: water games, sports and free activities this summer 2026 in Val-d'Oise

Throughout July, the town of Sannois becomes a free leisure hub, with water-play areas and sports facilities, giving this corner of Val d'Oise a holiday vibe. A wide range of family-friendly activities awaits you this summer!

Cette gare à colombages et tour-horloge est l’une des plus étonnantes d’Île-de-France

This timber-framed station with a clock tower stands out as one of the most remarkable in Île-de-France.

With its unconventional silhouette, its clock tower and timber-framed façades, this station stands out from the usual image of suburban rail hubs. Behind this almost picturesque setting lies the history of a railway building transformed in the early 20th century, which over the decades became a true architectural landmark for everyday travelers.

This neo-Gothic chapel conceals the burials of a prominent French family.

Behind the walls of this discreet chapel lies the story of one of the great lineages of French nobility. With its neo-Gothic architecture, an atmosphere that feels almost timeless, and the tombs it shelters, this place of memory tells, in its own way, centuries of family heritage — far from the pomp of grand châteaux, but no less rich in tales.

Ce rare lave-sabots est l’un des derniers de son genre en Île-de-France

This rare clog washer is one of the last of its kind in Île-de-France.

For a long time used by locals and by passing horses, this boot-scrubber testifies to a daily life now vanished in the Île-de-France countryside. Behind its apparent simplicity lies a rare structure, where rural history, traditional know-how, and memory of water-related practices intersect.

Rendez-vous aux Jardins 2023 à Valmondois : le programme des visites

This medieval mill has stood by the water for almost eight centuries.

For centuries, the power of water has paced the daily life of this imposing building perched beside a river in Île-de-France. Behind its walls and its now-silent mechanisms lies the history of a site that tracked the evolution of milling from the Middle Ages to the 20th century, to the point of becoming one of the last witnesses to a craft once essential to local life.