An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

Step inside Lucy, the world's largest "elephant."

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

This grave marks the final resting place of a legendary frontiersman... unless it doesn't.

The wooded estate of the Forest Service employee responsible for D.C.’s cherry blossom trees.

The shelves in the back of this thrift store are devoted to saving, not selling, retro tech.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

Cadillac where country's first big star was found dead.