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Smithsonian Office of Visitor Services

Known as the Castle, the oldest of the 19 Smithsonian museums houses the Smithsonian Visitor Center, which offers volunteers and interactive tools to help you plan your Smithsonian visit and tours highlighting the history and architecture of the Castle and beyond. You will also find exhibitions revealing the history, scope, and scale of the Smithsonian; the crypt of founding benefactor James Smithson; Castle Café; museum store; and free visitor Wi-Fi. Open daily 8:30 am - 5:30 pm except December 25.

Largest Meeting Room Details
Capacity, Banquet-style: 300
Meeting Space Details
Inside Reception Capacity: 400
Membership Discounts, Voucher Program
Metro Station
1000 Jefferson Dr. SW
Washington, DC 20013-7012
National Mall

(202) 633-1000 / (202) 786-2831 fax or info () si ! edu