Mysteries of the Abandoned

Curse of the Haunted Prison (2x2)

Air date: Mar 27, 2018

A mysterious American pyramid built out of Cold War paranoia, a haunted prison, and a strange cluster of structures in the Atlantic are mysterious deserted engineering projects. Stories: 1) Nekoma Missile Complex, North Dakota, USA; 2) Redsand Sea Fort, Kent, UK; 3) Eastern State Penitentiary, Philadelphia, Pennsylvania, USA; 4) Bagger 258, Schipkau, Germany.