A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

Artworks by loners, prisoners and the criminally insane.

A fiery crater has been burning in the Karakum Desert since 1971.

Former drug lord’s manor, now a theme park. Watch out for the hippos.

Housing a morgue, rare and confiscated weapons, and autopsy remains, the Vancouver police museum displays the dark side of Canada.

World's largest collection of serial killer artwork and other macabre exhibits.

Island, once a pirate hideout, now home to an abandoned resort.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

Where Aleister Crowley taught magick in "La Chambre Des Cauchemars," his "Chamber of Nightmares."

Hub for hallucinogenic Amazon religion.

Mysterious craters may have been home to an ancient cult.

The underground sanctuary of a mysterious ancient cult.

Mediterranean castle on a tiny Turkish island.

This unique Renaissance castle was turned into a home for Nazi occultism.

Abandoned castle was once a grand example of Russian privilege, built exclusively to win a frivolous bet between noblemen.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

An abandoned castle owned and ignored by Masons carries a cursed history.