Smithsonian Institution Building Smithsonian Institution Building The Smithsonian Institution Building, located near the National Mall in Washington, D.C. behind the National Museum of African Art and the Sackler Gallery, houses the Smithsonian Institution's administrative offices and information center. The building is constructed of Seneca red sandstone in the faux Norman style (a 12th-century combination of late Romanesque and early Gothic motifs; built in the Gothic and Romanesque revival styles) and is nicknamed The Castle. It was completed in 1855 and designated a National Historic Landmark in 1965. The Castle was the first Smithsonian building, designed by architect James Renwick, Jr., whose other works
Cooper Hewitt, Smithsonian Design Museum Cooper Hewitt, Smithsonian Design Museum Cooper Hewitt, Smithsonian Design Museum is a design museum located in the Upper East Side's Museum Mile in Manhattan, New York City. It is one of nineteen museums that fall under the wing of the Smithsonian Institution and is one of three Smithsonian facilities located in New York City, the other two being the George Gustav Heye Center in Bowling Green and the Archives of American Art New York Research Center in the Flatiron District. It is the only museum in the United States devoted to historical and contemporary design. Its collections and exhibitions explore