(Re)discover the heritage of the Plaine Commune towns! The 2025 theme is "Architectural Heritage." Please note: many tours require registration.
The program will be rich and varied:
- tours of the Saint-Denis Cathedral Basilica,
- activities for young audiences,
- exhibitions,
- special open house...
- tours of the Saint-Denis Cathedral Basilica,
- activities for young audiences,
- exhibitions,
- special open house...
Opening times
Opening times
From 19 September 2025 until 21 September 2025 - Open everyday
