Smithsonian National Air and Space Museum

In 2016, the museum saw approximately 7.5 million visitors, making it the third most visited museum in the world, and the most visited museum in the United States. The museum contains the Apollo 11 command module, the Friendship 7 capsule which was flown by John Glenn, Charles Lindbergh’s Spirit of St. Louis, the Bell X-1 which broke the sound barrier, the model of the starship Enterprise used in the science fiction television show Star Trek: The Original Series, and the Wright brothers’ airplane near the entrance. The National Air and Space Museum is a center for research into the history and science of aviation and spaceflight, as well as planetary science and terrestrial geology and geophysics. Almost all space and aircraft on display are originals or the original backup craft.