Guide reservation not required

Heritage Days 2025 in Paris: a stroll through the UNESCO gardens

For the Journées du Patrimoine 2025 in Paris, UNESCO headquarters opens its doors to you! Join us on Saturday, September 20, 2025 to discover the emblematic building, which also contains many treasures.

Journées du Patrimoine 2025 Paris: exceptional opening of the Hôtel Pereire, Fondation Del Duca

The Hôtel Pereire, headquarters of the Fondation Simone et Cino Del Duca - Institut de France, opens its doors for the Journées du Patrimoine 2025. On September 20 and 21, plunge into the heart of Parisian heritage and explore this historic building enhanced by photos, videos and archives.

Heritage Days 2025 at Château de Mesnil-Voysin (91), the program for this year's event

The Château de Mesnil-Voysin, located in Bouray-sur-Juine, awaits us this weekend of September 20 and 21, 2025, on the occasion of the Journées du Patrimoine (Heritage Days).

Journées du Patrimoine 2025 at fashion photographer Frank Horvat's studio in Boulogne-Billancourt (92)

The home studio of the great fashion photographer Frank Horvat opens its doors for the Journées du Patrimoine 2025, on September 20. In this Boulogne-Billancourt studio, discover half a century of photographs and archives, with commentary by the artist's daughter in person!

Journées du Patrimoine 2025: discover the workshop of the famous sculptor Claude de Soria in Paris

On Saturday September 20 and Sunday September 21, 2025, the European Heritage Days open for another not-to-be-missed edition! Between the must-see tours of Parisian institutions, the unusual, the fun, the educational... Discover the capital and visit the studios of Parisian artists such as Claude de Soria, in the Montparnasse district.

Journées du Patrimoine 2025 in Paris: visit the mythical Arc de Triomphe at the top of the Champs-Elysées

For the 42nd edition of the Journées du Patrimoine in Paris, the Arc de Triomphe is opening its doors to you, free of charge! Join us on Saturday September 20 and Sunday September 21, 2025, for a unique insight into the history of this key Paris landmark, which dominates the Champs-Elysées avenue.

Heritage Days 2025, the program at Château de Beaumont-sur-Oise (95)

The Château de Beaumont-sur-Oise is unveiled during the Journées du Patrimoine 2025. A vestige of the Middle Ages, the château's keep dominates the banks of the River Oise and offers a splendid view of the Saint-Laurent church, to be discovered on September 20 and 21. Discover the program!

Journées du Patrimoine 2025 in Paris: free tours of the Musée Curie

To mark the 42nd Journées du Patrimoine, the Musée Curie is opening its doors over the weekend of September 20 and 21, 2025, for a journey into the history of the family of five Nobel Prize winners. Calling all fans of scientific heritage!

Heritage Days 2025: a themed ball at Château de Breteuil (78)

Château de Breteuil is taking part in the Journées du Patrimoine on Sunday, September 21, 2025. During the day, you can visit the castle of Perrault's fairy tales, before dancing the night away to a sumptuous ball. Admission is subject to a charge.

Journées du Patrimoine 2025: tours of the former Babcock factories (93): the program

On the occasion of the Journées du Patrimoine 2025, take advantage of free tours of the former Babcock & Wilcox factories, on Saturday September 20 and Sunday September 21. This unique industrial site, located in the heart of La Courneuve, will be unveiled with a special program.

Journées du Patrimoine 2025 visit to an air-raid shelter in Bourg-la-Reine, Hauts-de-Seine, France

During the Journées du Patrimoine 2025, plunge into history and discover a genuine World War II air-raid shelter in Bourg-la-Reine, on September 20 and 21, 2025. An exceptional visit well worth the detour!

Heritage Days 2025 backstage at the Odéon-théâtre de l'Europe in Paris

To mark the 42nd Journées du Patrimoine, the Odéon-théâtre de l'Europe is opening its doors for guided backstage tours on Saturday September 20 only. It's an exceptional opportunity to get up close and personal with this legendary venue.

Heritage Days 2025 at Rosny Rail (93), the Seine-Saint-Denis train museum

Have you heard of the Musée du train in Rosny-sous-Bois? For the Journées du Patrimoine (Heritage Days), the Musée Rosny Rail is opening its doors free of charge on Saturday 20 and Sunday 21 September 2025 for a journey to the heart of railroad history! Ready to climb aboard?

Journées du Patrimoine 2025: concert and tours at the Petit Palais in Paris: the program

To mark the Journées du Patrimoine 2025 in Paris, the Petit Palais is offering a special program over the weekend of September 20 and 21, 2025. Find out what's in store!

Journées du Patrimoine 2025 in Paris: guided tours of the Musée Marmottan Monet

Come and discover the Musée Marmottan Monet, the Impressionist museum in Paris, with tours on September 20 and 21, 2025, on the occasion of the 42nd Journées du Patrimoine.

Journées du Patrimoine 2025 at Saint-Sulpice church in Paris, the program

For the Journées du Patrimoine 2025 in Paris, the Saint-Sulpice church will reveal all its secrets with special tours on Saturday September 20 and Sunday September 21, 2025. An opportunity to (re)discover this Left Bank treasure.

Journées du Patrimoine 2025: a weekend of drag and glitter at the Espace Monte-Cristo in Paris

The Espace Monte-Cristo awaits you on September 20 and 21, 2025, for its special free events during the Journées du Patrimoine.

Heritage Days 2025: explore the Château de Malmaison and Bois-Préau

For the Journées du Patrimoine 2025, we're off to the Hauts-de-Seine, to the Château de Malmaison and Bois-Préau, for an exceptional weekend in the Empire. Step back in time on September 20 and 21.

Journées du Patrimoine 2025 at the Musée de la Libération de Paris, a plunge into history

For the 42nd edition of the Journées du Patrimoine, the Musée de la Libération de Paris - Musée du Général Leclerc - Musée Jean Moulin offers free tours and other events on Saturday September 20 and Sunday September 21, 2025.

Heritage Days 2025 in Paris: tour of the Duchess's apartments and drawing workshop at the Hôtel de Sully

For the Journées du Patrimoine 2025, the apartments of the Duchesse de l'Hôtel de Sully will open their doors in the Marais district on September 20 and 21.