The Secrets of Castle Frankenstein and Other Abandoned Fortresses | Mysteries of the Abandoned
39:54
Eeriest Theme Parks Around the World | Mysteries of the Abandoned | Science Channel
44:18
Ghost Ships of the Great Lakes: Lost Beneath the Waves (Full Episode) | National Geographic
53:37
World's Most Mysterious Places: Gate to Hell & Places of Rituals | Czech Republic | Free Documentary
44:18
Secrets of the Dinosaurs: The Real Jurassic Americas (Full Episode) | Drain the Oceans
47:23