Little known fact: the Smithsonian Institution in Washington, D.C. is celebrating 168 years! It’s true, as you can see in This Day in Geographic History. The Smithsonian Institution is a great place to visit. Museum entry is free, and the museums are open 364 days of the year (only closed on Christmas)! Exhibits have something for everyone, and the people who work there are brains worth picking . . . Not everyone … Continue reading There’s a Castle in Washington, D.C.?