ABOUT WASHINGTON, D.C.Washington, D.C. , formally the District of Columbia and commonly referred to as Washington, the District, or simply D.C. , is the capital of the United States, founded on July 16, 1790. Article One of the United States Constitution provides for a federal district, distinct from the states, to serve as the permanent national capital.
The National Museum of Natural History is a natural history museum administered by the Smithsonian Institution, located on the National Mall in Washington, D.C. , United States. Admission is free and the museum is open 364 days a year. The museum's collections total over 126 million specimens of plants, animals, fossils, minerals, rocks, meteorites, and human cultural artifacts.
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