.

An Art Nouveau building covered in animal gargoyles and grotesques.

340-foot statue built to honour the Heroes of the Soviet Union.

The deepest metro station in the world.

Khmer Rouge's high security prison.

The trials and tribulations of marking Poe's grave.

The prototype for all Nazi concentration camps.

Palace where the nearly un-killable Rasputin was murdered.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.

The spectacular Roshen Fountain show lights up the night sky all summer long, until it "hibernates" under the ice waiting for spring to come.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

The abandoned Japanese amusement park once loomed as a dystopian Disneyland.

The abandoned personal amusement park of the King of Pop.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

This abandoned amusement park was built on a site with a dark history.

An eerie, derelict amusement park in Berlin.

A toxic ghost town sitting atop a massive coal fire.

This attraction was abandoned after the Chernobyl disaster.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.