This towering volcanic plug stands out among the dramatic formations that dot this otherworldly desert valley.

Performers, intricate sets, and a real speakeasy tell the story of the 18th Amendment.

The bizarre headgear looks like it was made for a fool, not a king.

This gorgeous space is England's largest independent library outside of London.

A half-acre utopia in the New Mexico desert features a graveyard, a game of horseshoes, a library, and a mailbox.

The nearly 200-year-old folly has a secret spiral staircase hidden in one of its pillars.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

The heart of a Scottish legend had a centuries-long journey before reaching its final resting place.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

This quirky hot springs town known to locals as "T or C" was named after a radio show.

This abandoned factory on the Hudson River once churned out a million bricks a week.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

The world's first commercial spaceport is a disappointment of cosmic proportions.

When life gave this firefighter a forest fire, he made a rough-hewn sculpture park using a chainsaw.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

This seemingly unremarkable boulder is said to bear the hoofprint of the devil himself.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Natural sonic phenomenon comes with a grisly legend of murder and blood.

In the middle of a desert subdivision, there is supposedly an impact crater site from Kcymaerxthaereal times.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.