The Smithsonian Information Center, located in the Castle, provides a multifaceted information and orientation program to assist you in planning your visit to the Smithsonian and other capital attractions.
Smithsonian Institution Building, the Castle is primarily first-come, first-served. Use the availability view to gauge how busy it is before you go.
See the map for Smithsonian Institution Building, the Castle's exact location and directions.
Pick your dates on the availability calendar, then reserve through the official booking link. You can also set an alert and we'll notify you if a sold-out date opens up.