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Visitor Information
FREE admission:
  • Smithsonian museums & the National Zoo (DC, VA)
  • American Indian Museum Heye Center (NYC)
  • Note: Tickets are not used for general admission.
Entry fee:
Information for
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Museum and Zoo Hours

Smithsonian museums are open every day of the year except December 25 unless otherwise noted. See the Extended Hours Calendar for special spring, summer, and holiday hours. For emergency information on museum operations, see

New York City

Extended Hours Calendar

Museums extend their hours on certain dates as noted on the calendar below.

NASM (National Air and Space Museum)
NMAAHC (National Museum of African American History and Culture: TIMED PASSES REQUIRED)
NMAH (National Museum of American History)
NMNH (National Museum of Natural History Museum)
UHC (National Air and Space Museum Udvar-Hazy Center)
Note: The American Art Museum and Portrait Gallery are open every evening until 7 p.m.