The Steven F. Udvar Hazy Center of the National Air and Space Museum opened to the public. The center complements the NASM in Washington, D.C., and provides enough space for the Smithsonian to display the thousands of aviation and space artifacts that cannot be exhibited on the National Mall. The two sites together showcase the largest collection of aviation and space artifacts in the world. More - https://siarchives.si.edu/collections/siris_sic_11829.