Smithsonian American Art Museum Landmark located in Washington, D.C.'s downtown cultural district. It is considered an example of Greek Revival architecture in the United States. It was designed by architects Robert Mills, and Thomas U. Walter. During the 1990s, the Smithsonian Institution worked on restoring the building. The Smithsonian completed another renovation of the building in July 1, 2006. The 2000-2006 renovation restored many of the building’s exceptional architectural features: restoring the porticos modeled after the Parthenon in Athens, a curving double staircase, colonnades, vaulted galleries, large windows, and skylights as long as a city block. During the renovation, the Lunder Conservation Center, the
Smithsonian Theaters Smithsonian Theaters Smithsonian Theaters is an operating unit of Smithsonian Enterprises, the revenue-generating business division for the Smithsonian Institution, United States. The unit operates three IMAX theaters and one Infiniti Digital Dome Planetarium, each presenting shows relevant to the museum in which it is located. The Lockheed Martin IMAX Theater is the flagship facility of Smithsonian Theaters, and is located on the first floor of the National Air and Space Museum National Mall Campus. It plays films related to aviation and space. The theater is host to lectures on topics spanning the purview of the museum. John Glenn hosts a