The Hirshhorn Museum in Washington, DC on March 28, 2025. Seven Smithsonian locations in Washington, DC, closed today, August 6, due to a "mechanical issue." According to the institution's announcement on X, the affected museums include the National Museum of the American Indian, Hirshhorn Museum, National Museum of Asian Art, National Museum of African Art, Smithsonian Castle, Arts and Industries Building, and the S. Dillon Ripley Center. A Smithsonian representative told the Washington Post that the buildings had stopped receiving cold water from their cooling system. An exterior of The Hirshhorn Museum and Sculpture Garden photographed in Washington, DC on March 28, 2025.