The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

A peculiar family mausoleum built by a German nobleman captivated by the occult.

Crosses of all shapes, sizes and colors litter the mountain, the site of a huge yearly Orthodox pilgrimage.

This man-made mound monument was built out of soil from all across the Polish empire.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

Remnants of a Victorian garden feature sitting in public woodland.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

This imposing modern citadel started out as a home renovation project.

This tangled English forest looks like something right out of a fairytale.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

A kaleidoscopic warehouse-maze of handmade neon signs.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

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