Real Life can be much more interesting than fiction. Some real life events sound like the first 10 minutes of horror films...
Poveglia is one of the islands in the Venetian Lagoon and is considered by some the most haunted island on Earth (You have to go to Europa for the most haunted island in the Solar System). Oh, and it's now available for a 99 year lease from the Italian government.
Cue the Horror Theme Music...