Real bones which are said to have belonged to a Polish dragon.

An underground city of salt.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

19th century tunnels burrowed under Liverpool.

The view that inspired the scenes of Dracula's first landing in England.

In 1943 the British military took control of this village, telling residents they had to leave temporarily. The villagers were never allowed to return.

Astonishing rock formations dot the Brimham Moor landscape.

This 13th century castle is chock full of ghosts and impossibly rare cows.

Eyam took steps to quarantine themselves and keep the plague from spreading.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The heads of two giant mythological water horses honor Scotland's horselord past.

A modern English garden of eccentric beasts, follies, and oddities.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

One part local history, 99 parts gruesome haunted house.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

The atmospheric road was never meant to be so creepy.

Northern Ireland's Brobdingnagian stepping stones.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Famously misunderstood wonder of the ancient world

The sign at the garden gate reads: “These Plants Can Kill.”

The final resting place of the great navigator, or maybe his brother.