From May 7 to July 13, 2025, Versailles becomes the setting for a major cultural and civic event with the third edition of the Biennale d'architecture et de paysage d'Île-de-France, the Bap! Initiated by the Île-de-France Region, this free event, open to all, offers a bold reflection on the urban challenges of tomorrow, through nine exhibitions and a pavilion, conferences, workshops and meetings in the royal city's emblematic sites.