It's an event we look forward to every year. The Journées du Patrimoine (Heritage Days) is thecultural event of the autumn, offering a wide range of free , never-before-seen visits all over Europe. And as you'd expect, in Paris and the Île-de-France region, the program promises to be packed!
This weekend, Saturday September 20 and Sunday September 21, 2025, museums, monuments, castles and other normally inaccessible sites will be opening their doors to let you discover the treasures of the Paris region 's heritage in a whole new light. You won't want to miss this!
If you're fascinated by theworld of the media, or want to take a look behind the scenes, then here's a good idea that should catch your eye. During the Journées du Patrimoine (Heritage Days), a number of editorial offices invite you to step through the looking glass and share in the world of journalism. Whether it's print media, television or radio, every year some of our media outlets get in on the act, offering tours, debates and activities you've never seen before.
If you want to find out what goes on behind the scenes, or give birth to a new vocation, come and discover all these unusual places!



Journées du Patrimoine 2025 in Paris, Le Monde's festival, the program
The Journées du Patrimoine will be held in Paris from September 20 to 21, 2025. If you're a curious visitor looking for exceptional openings, or if you're passionate about the world of the media, Le Monde is opening the doors of its new premises for a free visit, and offering a whole festival. Please note: reservations are required! [Read more]



Heritage Days 2025 at INA, the Institut National de l'Audiovisuel (94): activities
The Institut National de l'Audiovisuel (INA) is taking part in the Journées du Patrimoine 2025 (Heritage Days 2025), opening the doors of its headquarters in Bry-sur-Marne. Discover the program for this 42nd edition, organized over the weekend of September 20 and 21! [Read more]



Journées du Patrimoine 2025 in Paris: guided tours of France Télévisions headquarters
On Saturday 20 and Sunday 21 September 2025, for the new Heritage Days, France Télévisions will be opening its doors to you. Here's the program that awaits you! [Read more]



Journées du Patrimoine 2025 in Paris: behind-the-scenes tour of the M6 group
The Journées du Patrimoine (Heritage Days) return on Saturday 20 and Sunday 21 September 2025. For this new edition, Groupe M6 invites us to go behind the scenes of television and radio. [Read more]
Dates and Opening Time
From September 20, 2025 to September 21, 2025