16) FRANKENSTEIN CASTLE

Although Mary Shelley’s gothic novel inspired by this castle might be just a pure work of fiction, this castle, however, is real. But it’s also renowned for its haunted rumors.

17) CASTLE RESZEL, POLAND

This 700-year old castle is now an elegant hotel. However, the Ghost Hunters International did an investigation and confirmed, according to their judgment, that this Castle is indeed haunted.

18) PREDJAMA CASTLE, POSTONJNA, SLOVENIA

The name suggests “a castle in front of the cave,” Predjama Castle is a unique and admirable structure. But just like other castles, there are paranormal activities here as well.

19) LULIA HASDEU CASTLE, CAMPINA, ROMANIA

There’s an emotional story behind this folly house castle of a father who made the building possible through spiritism that reconnected him with his daughter.

20) MARY KING’S CLOSE, EDINBURGH, SCOTLAND

This Close is named after a prominent business woman, Mary King, in the 1630’s. The Bubonic Plague killed several people living in this close inside their dwellings.