Citéco paris

Heritage Days 2025 at Citéco, the Cité de l'Economie in Paris, discovery of Hôtel Gaillard

On the occasion of the 42nd Journées du Patrimoine, Citéco - la Cité de l'Économie opens its doors to the curious this Saturday, September 20 and Sunday, September 21, 2025. This is your chance to discover the treasures housed in this amazing museum, in the heart of the Hôtel Gaillard! Click here for the program!

Good plan: Citéco offers a free nocturne on the first Thursday of every month

An evening at the museum is even better when it's free! Every first Thursday of the month, Citéco opens its doors free of charge for a lively cultural evening.