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Journées du Patrimoine 2025: the Maison Poincaré, the mathematics museum in Paris

This Saturday, September 20, 2025, the Maison Poincaré is determined to make you love mathematics, thanks to various events organized for the Journées du Patrimoine. We share the program with you.

Heritage Days 2025: discover the US Metro rowing club at Joinville-le-Pont (94)

During the 42nd edition of the Journées du Patrimoine, on September 20 and 21, 2025, discover an Ile-de-France rowing club over 90 years old! Join us in Joinville-le-Pont (94) to visit the US Métro.

Heritage Days 2025 at the Musée vivant du Chemin de fer (Ajecta) in 77, the program

On September 20 and 21, 2025, take advantage of preferential rates during the European Heritage Days to visit the Living Railway Museum in Longueville (77), where steam locomotives and historic wagons bring over 150 years of railway history to life.

Journées du Patrimoine 2025: a photo exhibition on hip hop at the Fort d'Aubervilliers

On September 20 and 21, 2025, the Journées du Patrimoine return to Paris and the Île-de-France region. In Aubervilliers, you can discover the city's Fort during an original photo exhibition.

Heritage Days 2025 at the Maison André Derain (78), the program

Get caught up in the colors and gestures of the great masters! The European Heritage Days, on September 20 and 21, 2025, invite you to enter a whole new world of art. In Chambourcy (Yvelines - 78), the Maison-musée André Derain opens its studio and unveils the flamboyant treasures of fauvism and the XXᵉ century.

Heritage Days 2025 at the Villa Savoye (78): drawing competition and free tour

The Villa Savoye opens its doors to us free of charge on September 20 and 21, 2025, to mark the Journées du Patrimoine. Discover the weekend program.

Heritage Days 2025: the program at the Maison de Fer de Poissy (78)

What to do for the Journées du Patrimoine 2025 in Yvelines? In Poissy, you can (re)discover the Maison de Fer on the weekend of September 20 and 21, 2025. Discover this astonishing, one-of-a-kind building, whose visit should delight lovers of architectural nuggets.

Journées du Patrimoine 2025 at 19M, the Chanel fashion factory in Paris

Le 19M, otherwise known as the Manufacture de mode Chanel, is joining the program of the Journées du Patrimoine 2025, on September 20 and 21! A rare opportunity to discover exceptional craftsmanship!

Heritage Days 2025: balcony concert at the Maison-Musée Maurice Ravel (78)

Head to the Yvelines for the Journées du Patrimoine, a department brimming with treasures to discover! On September 20 and 21, 2025, the Maison-Musée Maurice Ravel invites you into the composer's musical universe.

Heritage Days 2025: the musée de la batellerie program in Conflans-Sainte-Honorine (78)

They're back: on the weekend of Saturday September 20 and Sunday September 21, 2025, the Journées du Patrimoine (Heritage Days) kick off their new edition in Paris and the Île-de-France region. In Conflans (78), visit the Musée de la Batellerie et des voies navigables with a special program!

Heritage Days 2025 at the Annonciation troglodyte church (95), the program

On September 20 and 21, 2025, the Journées Européennes du Patrimoine (European Heritage Days) will be opening the doors to the unsuspected treasures of Paris and the Île-de-France region. In Val-d'Oise (95), head for Haute-Isle for a mineral immersion in the region's only troglodyte church, carved right into the cliff.

Journées du Patrimoine 2025 at the Maison La Roche - Fondation Le Corusier in Paris, the program

Back to school, put away the flip-flops, get out the sneakers... and explore the capital's hidden treasures! Head for the European Heritage Days on September 20 and 21, 2025, when museums, castles and unusual spots open their doors wide. In Paris, don't miss the Maison La Roche, a modernist masterpiece by Le Corbusier, to be (re)discovered in the chic 16th arrondissement.

Heritage Days 2025 at Maison Élysée, the program

The European Heritage Days are back on September 20 and 21, 2025, and they've got plenty of surprises up their sleeves! Just a stone's throw from the Presidential Palace, the Maison Élysée opens its doors for a behind-the-scenes look at power.

Journées du Patrimoine 2025 at the Potager du Dauphin in Meudon (92), the program

This autumn, we're pulling out all the stops to celebrate heritage in XXL format! On September 20 and 21, 2025, the Journées Européennes du Patrimoine (European Heritage Days) open wide the doors to mythical sites... and more secret nuggets. In Meudon, the Potager du Dauphin is growing its royal past and showcasing excellent craftsmanship in the open air.

Heritage Days 2025 at the Dacha - Ivan Turgenev Museum, the program

The Journées Européennes du Patrimoine 2025 is your ticket to the past, on September 20 and 21. Head for the Yvelines, for a bucolic getaway at La Datcha - musée Ivan Tourguéniev, a charming Swiss-Russian chalet tucked away in the heart of the Bougival woods. An opportunity to follow in the writer's footsteps, between nature, culture and old-fashioned charm.

Heritage Days 2025 at the SINGER factories (78), the famous sewing machines: the program

The European Heritage Days are back on September 20 and 21, 2025, and once again this year, you're in for a real treat! Between hidden gems, emblematic sites and original tours, all 100% free of charge, it's hard to resist. In the Yvelines region of France, the Singer factories in Bonnières-sur-Seine will be opening their doors to visitors, revealing a legendary industrial heritage.

Journées du Patrimoine 2025: take a behind-the-scenes look at the future stations of the Grand Paris Express

The European Heritage Days are back this weekend. To mark the occasion, 13 future stations of the Grand Paris Express will be opening their doors to the public free of charge. Join us this Saturday, September 20, 2025, to visit the construction sites of the Clamart station, the Châtillon - Montrouge station and the Massy - Palaiseau station. Here's everything you need to know.

Heritage Days 2025 at Domaine de la Bouche du Roi (78), the program

Ready to toast your heritage? The Journées Européennes du Patrimoine 2025 (European Heritage Days 2025) offer a weekend of culture and wine on September 20 and 21. Head for the Domaine de La Bouche du Roi in the Yvelines, for a trip through rows of vines, historical accounts and tasty sips!

Heritage Days 2025: creative workshops and concert at the Musée de la Toile de Jouy (78)

In honor of the Journées du Patrimoine 2025, on September 20 and 21, the Musée de la Toile de Jouy is opening its doors to the curious, with many free events on the program, in the Yvelines region.

Heritage Days 2025 at the Maison des Italiens in Versailles, the program

On September 20 and 21, 2025, the Journées Européennes du Patrimoine (European Heritage Days) invite visitors to unveil unusual and emblematic sites all over France. This year, we're heading for the Yvelines to explore the Maison des Italiens in Versailles, an elegant private mansion listed as a Monument Historique and just waiting to reveal its secrets.