The Smithsonian Institution Visitor Information Center,
as the Castle, the oldest of the Smithsonian museums in Washington.
houses the crypt of founder James Smithson, 2 orientation theaters,
scale models of Washington's monumental core, interactive touch-screen
program in 6 languages, 2 electronic wall maps, plus multilingual
information and assistance. Walk-in tours Friday-Sunday; Spanish
language tours the first Saturday of each month.