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
