This abandoned mansion has a window for every day of the year, and is a temple for ghost hunters.

A Spanish artist builds his own castle.

This chest hospital with a dark, haunted past serves as a fitting set for horror films and a paradise for ghost hunters.

Abandoned waterpark turned counter-culture mecca.

This whimsical winery by Antoni Gaudí looks ripped from the pages of a fairytale.

Famed architect Antoni Gaudi built this generous thank you gift to a friendly host who housed him during a job.

A Romanesque tower appears when water levels drop.

Of course Salvador Dalí lived in a castle...

Turntable anonymously received orphans, alms, and groceries.

A Spanish town built into the cliffs.