Hirshhorn Museum and Sculpture Garden Smithsonian Institution. Hirshhorn Museum and Sculpture Garden The Hirshhorn Museum and Sculpture Garden is an art museum beside the National Mall, in Washington, D.C., the United States. The museum was initially endowed during the 1960s with the permanent art collection of Joseph H. Hirshhorn. It was designed by architect Gordon Bunshaft and is part of the Smithsonian Institution. It was conceived as the United States' museum of contemporary and modern art and currently focuses its collection-building and exhibition-planning mainly on the post–World War II period, with particular emphasis on art made during the last 50 years. The Hirshhorn is sited
Smithsonian Institution History was the Hirshhorn Museum and Sculpture Garden, which opened in 1974. The National Air and Space Museum, the Smithsonian's largest in terms of floor space, opened in June 1976. Eleven years later, the National Museum of African Art and the Arthur M. Sackler Gallery opened in a new, joint, underground museum between the Freer Gallery and the Smithsonian Castle. Reuse of another old building came in 1993 with the opening of the National Postal Museum in the 1904 former City Post Office building, a few city blocks from the Mall. In 2004, the Smithsonian opened the National Museum of