The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

A Civil War Museum with some notable medical antiques.

The trials and tribulations of marking Poe's grave.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

When it comes to handsignals (and colonialism) rock always beats scissors.

The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

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

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The most decorated dog of World War I is preserved in the Smithsonian.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

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

One street divides a single town that stands in two U.S. states.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

What is the Thing?

Legends surround this jagged rock formation in the New Mexico desert.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

A clear blue swimming hole with hidden caves, still unexplored.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.