Smithsonian's National Air and Space Museum
The National Air and Space Museum (NASM) of the Smithsonian Institution holds the largest collection of historic aircraft and spacecraft in the world. Located on the National Mall in Washington, D.C., the museum is the center for research on the history and science of aviation and spaceflight, as well as astronomy and terrestrial geology and geophysics. The museum features 22 exhibit galleries, historic aircraft, like the 1903 Wright Flyer, science demonstrations, an IMAX theater, and a planetarium.