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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

This small museum displays a collection of outsider art and scale models of past "treatments" for mental illness.

Europe’s oldest natural human mummy.

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

Giant, pink stuffed rabbit on an Italian mountain.

This Italian dam is covered in salt-hungry goats who manage to scale its almost vertical face.

The mountaintop inspiration for Umberto Eco's "The Name of the Rose."

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

This half-finished "city of toys" was almost Italy's own Las Vegas.

An ancient artistic garden parlor full of hidden water wonders.

A massive mausoleum towers over the gravestones in a 19th-century Italian "model village."

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

The skulls and bones of thousands of soldiers line the walls of this small Italian chapel.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.