Smithsonian Free Museum Day 2024. Four years ago, millions more voters in the u.s. In the spirit of smithsonian museums, who offer free admission everyday, museum day is an annual event hosted by smithsonian magazine in which participating museums across.

September 18, 2021 marks the return of a previously annual celebration—smithsonian magazine museum day, an occasion marked by free admission to hundreds of museums, zoos, and cultural centers across the nation. It does not include entry to special.