What to do in argenteuil

2025 Christmas lights in Argenteuil: an original and free light parade in the 95

Christmas is coming to Argenteuil (95)! On Friday, December 5 at 6 p.m., the lighting of the decorations on Avenue Gabriel-Péri will kick off the festivities with La Fabrique à délices, a light show where strawberry marshmallows and sugar characters transform the city into a sweet kingdom.

La Vallée aux plantes et aux fleurs 2025: the botanical event returns to Argenteuil this weekend

This weekend, Saturday April 12 and Sunday April 13, 2025, come and discover the 29th edition of the Vallée aux plantes et aux fleurs in Argenteuil. It's the perfect opportunity to stock up on flowers and plants in early spring!

Les Nuits des Lumières: free video mapping show on the Argenteuil basilica (95)

Argenteuil is set to shine brightly with Les Nuits des Lumières! From April 20 to May 11, 2025, the Saint-Denys Basilica will be transformed every evening (except Saturday) into a magical video mapping show. A free light show where digital art, heritage and technological innovation come together for a unique immersive experience!