Smithsonian Magazine Free Museum Day 2024 List. There are five participating museums in dc, and more than 60 between maryland and virginia—some of which you may have never even heard of, such as the baltimore lithuanian museum. On saturday, september 22, more than 1,500 museums will open their doors for free as part of museum day.
Smithsonian day, which is canceled for 2023, is celebrated on september 17. Thank you for your interest in museum day.