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Smithsonian’s signature building and Visitor Center. Closed for renovations but will temporarily reopen spring of 2026 for the 250th celebrations.
Additional Information
Total Meeting Space Sq. Ft
0
Largest Capacities
Banquet capacity: 200, Reception capacity: 400
Floorplans
Metro Station
Smithsonian
Meeting Space
Dimensions (ft.)
Total Sq. Ft.
Ceiling Height (ft.)
Reception Capacity
Theater Capacity
Banquet Capacity
Classroom Capacity
- Castle Great Hall
- Castle Commons
- Castle Schermer Hall
- Enid A. Haupt Garden
- x
- x
- x
- x
- 400
- 160
- 75
- 400
- 200
- 120
- 40
- 300
