Unique tower has outlasted a takeover of the company.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

The world's longest known cave system.

This simple, broken column marks the final resting place of one of America's most famous explorers.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Railroad came. People came. Railroad left. Town died.

This curio museum seems like the type of place you might find a mogwai or a monkey's paw.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

In the depths of the Everglades, one man has dedicated his life to studying the elusive Skunk Ape.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

Dance on a hand-hewn log floor padded with bouncy boxcar springs at a saloon built in 1883.

This rustic old building is said to be the most photographed barn in America.

One of the smallest towns in the United States.

The first declared National Monument in the United States.

Rabbit Hash is a heaping slice of Americana from another era, with a very peculiar origin behind its unusual name.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

All that's left of the quintessential "cabin in the woods."

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

America's first serial killer rests in anonymity.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.