Solstice Celebration
Schedule
Fri, 19 Jun, 2026 at 10:00 am to Sun, 21 Jun, 2026 at 05:30 pm
UTC-04:00Location
Smithsonian Castle | Washington, DC
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Stay out late with the Smithsonian!Celebrate 250 years under the sun with the Smithsonian after hours!
Join us Thursday, June 18 to Sunday, June 21 as we mark the start of summer and celebrate America's 250th birthday by staying open late and hosting programs and performances throughout the weekend.
All of the museums on the National Mall will be open until 11 p.m. on Friday, June 19 and Saturday, June 20.
☀️National Museum of African American History and Culture
☀️National Museum of American History
☀️National Museum of Natural History
☀️National Museum of the American Indian, Washington, D.C.
☀️National Air and Space Museum, Washington, D.C.
☀️Hirshhorn Museum and Sculpture Garden
☀️National Museum of African Art (open until midnight on Saturday, June 20)
☀️National Museum of Asian Art
☀️Smithsonian Gardens
☀️Arts and Industries Building
☀️Smithsonian Castle
Please note that some museums require advance registration or free timed passes for entry.
The following off-Mall locations will also have special Solstice programming.
☀️Thursday, June 18: American Art Museum and National Portrait Gallery open until 8 p.m.
☀️Saturday, June 20: Anacostia Community Museum open until 10 p.m.
☀️Sunday, June 21: Daytime events at the National Zoo
Free!
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Where is it happening?
Smithsonian Castle, 1000 Jefferson Dr SW, Washington, DC 20560-0008, United StatesEvent Location & Nearby Stays:
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