A house carved into a rock in the 1940s.

The mental institution where Van Gogh created some of his most famous work now allows guests to walk in the artist's footsteps.

Home to Hollywood history and a very special salt crystal.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

A mad mystery man who led Canadian mounties on a 150-mile wilderness chase is still buried with his secrets intact.

One of Ireland's most infamous prisons for rebels including men, women and children.

Historic psychiatric asylum and most-filmed location in the Great White North.

This sprawling collection hides many charms.

Thousands of well-dressed mummies below a monastery.

Living trees form the structure of an open-air palace.

An abandoned colonial French prison notorious for its hellish conditions.

Disused penal colony features prisoner artwork, some sketched in human blood.

A chilling monument to Korean patriots who resisted the Japanese occupation.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

Shocking dioramas of human torture, meant to promote human rights awareness.

This antique prison is a tourist attraction with a sordid past.

A seven-century-old jail tells a not-so-pleasant history of crime and punishment.

An ambiguous ambience emanates from this centuries old leprosy quarantine.

"There's nothing there," and other lies the KGB told us.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

A 200-year-old prison that now houses a peculiar crime museum.

Museum dedicated to the terror regimes of Hungary.

One part local history, 99 parts gruesome haunted house.

This museum looks at the history of one of America's most famous prisons and most beloved albums.