An enormous war machine lies stranded in a coastal grave along the beaches of Dagestan, Russia; experts investigate and uncover the ruins of an experimental Soviet ground-effect vehicle designed to strike fear in Western governments during the Cold War. Stories: 1) Lun Model Ekranoplan, Dagestan, Russia; 2) Huemul Island, Argentina; 3) Old Atlanta Prison Farm, Dekalb County, Georgia; 4) Ta Prohm, Cambodia