The Smithsonian is the world’s largest museum complex, with 21 museums and the National Zoo. Eleven museums are located along the National Mall in Washington, D.C., six others and the Smithsonian’s ...

All Smithsonian museums in the Washington, D.C., area and the National Zoo will close at 2 p.m. on Tuesday, Feb. 11 due to snow. When you visit the Smithsonian, you are entering the world’s largest ...