A mysterious ruin shrouded in more folklore than fact.

This ordinary street was made infamous by a legendary visit from the devil.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

This amazing 15th-century mural remained hidden in plain sight for centuries.

Small, privately owned island divided between Michigan and Ohio with abandoned vacation homes and a derelict lighthouse.

This hidden workshop is filled with molds of France's most iconic sculptures.

A retro walk through the history of the tube.

Mysterious chains and iron stakes adorn this strange grave, with no explanation.

An unusual monument to a 19th-century circus star.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

A history of tragedy and a pile of eerie stories have contributed to this house's consistent ranking as one of the most haunted places in Ohio.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

An exotic reptile facility showcasing some of the rarest, most venomous snakes in the world.

A magical museum of fairy tale treasures near Cyprus' buffer zone.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

The angel of death appears to weep black tears at this grave marker.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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