Journées du Patrimoine 2025 at the Basilique Saint-Denis (93): the program

The Journées du Patrimoine are back for the weekend of September 20 and 21, 2025 in Paris and the Île-de-France region. Every year, this European cultural event invites you to take advantage of free tours and unique activities in museums, monuments and châteaux , as well as in places that are usually closed to the public. A rare opportunity to discover the secrets of the Paris region's heritage !

This time, we're taking you to Seine-Saint-Denis, to the town of Saint-Denis, home to one ofFrance' s most historic monuments: the Basilica of Saint-Denis , where the kings of France are laid to rest. Known as the necropolis of the kings, this basilica is a treasure trove ofGothic architecture.

Journées du Patrimoine 2025: discover the most beautiful churches in Paris and the Île-de-France region
Thanks to the Journées du Patrimoine 2025, churches, chapels and cathedrals in Paris and the Île-de-France region will be revealing their secrets and history this weekend, September 20-21, 2025. [Read more]

Journées du Patrimoine 2025: the program at medieval monuments in Paris and the Île-de-France region
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It stands on an ancient Gallo-Roman cemetery where Saint-Denis, the first bishop of Paris, is buried. Legend has it that he was beheaded on the Butte Montmartre. He then walked north, carrying his head, before stopping in front of a pious woman named Catulla. He gave her his head and collapsed. He was buried where the cathedral now stands, giving his name to the city of Saint-Denis.

• To be read
• Heritage Days 2025: this weekend's highlights in Seine-Saint-Denis (93)
• Journées du Patrimoine 2025: the program at medieval monuments in Paris and the Île-de-France region
• Journées du Patrimoine 2025: not-to-be-missed historic monuments in Paris and the Île-de-France region

The Journées du Patrimoine 2025 program:

Le programme est mis à jour en fonction des annonces officielles.

Interested? Happy Heritage Days in Seine-Saint-Denis!