Jep navigo guide

Heritage Days 2026 in Orsay (91): the city’s visiting programme

On the weekend of September 19–20, 2026, head to Orsay in Essonne for the European Heritage Days. It’s the perfect chance to discover this small town, but above all to go behind the scenes and explore the hidden corners of its scientific and patrimonial treasures.

Heritage Days 2026: explore Wood Cottage, a house with witch-like charm, in Le Vésinet.

On the occasion of the 2026 Heritage Days, marvel at a true architectural gem in the town of Le Vésinet: Wood Cottage, a curious house that looks like it’s stepped straight out of a fantasy film. Here’s the program!

Heritage Days 2026 at Villa Beau-Chêne, known as Joséphine Baker’s Villa, in Le Vésinet (78)

On the occasion of Heritage Days 2026, head to Le Vésinet (78) to discover the sumptuous Villa Beau-Chêne, or Joséphine Baker’s Villa, on Saturday, September 19. A rare opportunity to dive into the intimate world of the music-hall icon, close to her memories.

Heritage Days 2026: hidden historic gems tucked away in lush greenery in Le Vésinet (78)

During the Heritage Days on September 19–20, 2026, stop by Le Vésinet, a true green oasis just outside Paris. Start planning now with the schedule of activities and tours in the charming commune of the Yvelines!

Heritage Days 2026: aircraft exhibition and flight simulator at Chavenay Airfield (78)

Nestled in the heart of the Versailles plain, the Chavenay-Villepreux Aerodrome opens its doors for Heritage Days 2026. From displays of legendary aircraft to hands-on explorations of aviation careers, join us for an immersive and thrilling dive into the world of aeronautics.

Heritage Days 2026 in Boulogne-Billancourt (92): museums and monuments to visit

Heritage Days are back in Paris and the Île-de-France region. In Hauts-de-Seine, the city of Boulogne-Billancourt unveils a rich program of tours and activities for this weekend of September 19–20, 2026. Discover the program in detail!

Heritage Days 2026 in Bois-Colombes (92): a quest for Hauts-de-Seine heritage

The City of Bois-Colombes invites you to this coming weekend, September 19–20, 2026, for a rich program of guided tours and activities to mark the Heritage Days. How about we set out to rediscover the treasures of this Hauts-de-Seine town (92)?

Heritage Days 2026: discover Avon’s gems (77)

On Saturday, September 19 and Sunday, September 20, 2026, Heritage Days return for another edition, offering a packed program of activities and tours, notably around Avon in Seine-et-Marne.

Heritage Days 2026: A stroll in the footsteps of the Impressionists in Auvers-sur-Oise (95)

During the 2026 Heritage Days, immerse yourself in Auvers-sur-Oise, Van Gogh’s beloved village. Discover its rich artistic and historical heritage and be drawn to its hidden marvels.

Heritage Days 2026 in Antony, Hauts-de-Seine (92): the tour schedule

Heritage Days 2026 are making a grand return to Paris and the Île-de-France region on the weekend of September 19–20, 2026. It’s a chance to treat yourself to a short break in Antony, in Hauts-de-Seine, to take in a wide-ranging program.

Heritage Days 2026: guided tours and activities on offer in Aubervilliers (93)

For the 42nd edition of Heritage Days, the city of Aubervilliers in Seine-Saint-Denis has prepared a wonderful program for you. Discover the local heritage near you on Saturday, September 19 and Sunday, September 20, 2026, for the occasion!

Heritage Days 2026: tours and activities in Argenteuil (95), the program

Discover Heritage Days in Argenteuil this Saturday, September 19 and Sunday, September 20, 2026! Explore the city’s cultural wealth, its iconic monuments, and its fascinating past during this unique weekend. An opportunity to immerse yourself in the heritage of one of the Val-d’Oise’s largest cities!

Heritage Days 2026 at the Maison de Chateaubriand - Domaine de la Vallée-aux-Loups (92)

On the occasion of Heritage Days, the Departmental Estate of Vallée aux Loups welcomes you on Saturday, September 19 and Sunday, September 20, 2026, to discover the Maison de Chateaubriand and its hectares of greenery.

Heritage Days 2026 at INA, the National Audiovisual Institute (94): the program

The National Audiovisual Institute (INA) takes part in Heritage Days 2026 and opens the doors to its Bry-sur-Marne headquarters. Find out the program for the 43rd edition, held on September 19 and 20!

Journées du Patrimoine 2026 : a tour of the former deportation railway station in Bobigny (93)

The former Bobigny deportation station opens for the 3rd Heritage Days. Discover a once-classic station that, for 13 months, was transformed into a camp of horror—the departure point for 22,407 people transferred from Drancy to Auschwitz. Little altered, the site still bears the scars of 1944.

Loto Studios to Open Specially for Heritage Days 2026

On the occasion of the European Heritage Days 2026 and to celebrate the Loto’s 50th anniversary, FDJ United studios will exceptionally open their doors to the public for the very first time. Discover the history and the behind the scenes of the famous draws in Boulogne-Billancourt on September 19 and 20.

Heritage Days 2026: visit the École Polytechnique in Palaiseau (91)

The École Polytechnique is also taking part in Heritage Days 2026, offering guided tours on Saturday 19 and Sunday 20 September 2026.

Heritage Days 2026: activities and tours of the Archéosite at Haute-Île Park (93)

As every year, Heritage Days 2026 return on the third weekend of September. Attention archaeology buffs: the Archéosite of the Parc de la Haute-Île, in Neuilly-sur-Marne (93), is opening its doors to you!

Heritage Days 2026: guided tours of the dungeons at the Château de Nemours (77)

For the Heritage Days, the Nemours château-museum invites curious visitors to discover its tours and activities on September 19 and 20, 2026. On the program are exclusive tours of the basement levels of the Château de Nemours.

Heritage Days 2026 at the Jean-Jacques Rousseau Museum in Montmorency (95)

As part of Heritage Days, the Jean-Jacques Rousseau Museum in Montmorency, Val-d'Oise (95), invites you to explore its spaces and exhibitions and to join workshops on 19 and 20 September 2026.