FDR's Art Deco hospital tower was hopelessly inefficient.

There’s a hidden military meme engraved on the World War II Memorial.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

The site of the climactic scene from the classic horror film is now a historic landmark.

Rumor has it the hot dog stand was targeted by two Russian nuclear missiles.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

The rogue roots are gradually consuming some of the historic marble grave markers.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

This historic mansion was built as a symbol of love between a husband and wife.