The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

A creepy tree with a local legend that inspired a nearby theme park ride.

Nancy Thompson's Home from "A Nightmare on Elm Street."

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

"Looks so real, it's scary!"

The blinking light atop the iconic landmark has been sending secret messages for decades.

Recently restored menagerie of Victorian-era beasts.

This tiny little pool is said to be home to a malicious mermaid named Jenny Greenteeth.

Giant statue of a disembodied head.

The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

Britain’s longest ancient monument, this great 8th century earthwork was built to mark the boundary between what would become England and Wales.

A small village in two different countries.

A naturally mummified 2,000-year-old man.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

Bridge that died in war and was resurected.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

Gargoyle head that brings good luck.

Ancient ruins hidden underneath a modern luxury hotel.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

A series of playful yellow penguins share a serious message about the environment.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.