第 3 季 共 10 集
播出时间：2018年10月3日
第 1 集 Doomsday at Dragon's Teeth
播出时间：2018年10月3日
Eerie ghost ships stranded in an alien desert, sinister ruins known as the Dragon's Teeth, and a ghostly complex with a bloody past are deserted engineering projects, and new discoveries reveal how they were built and why they were abandoned.
第 2 集 Nightmare on Blood Mountain
播出时间：2018年10月10日
A ghost ship thousands of miles away from where anyone expected, a bridge to nowhere in Florida's Hurricane Alley, and a haunting mountain complex with a bloody secret are deserted engineering projects; new discoveries reveal why they were abandoned.
第 3 集 Tower of Death
播出时间：2018年10月17日
An alien Nazi structure that changed history, a strange Soviet monolith known as the Tower of Death, and a concrete ocean giant are deserted engineering projects, and new discoveries reveal how they were built and why they were abandoned.
第 4 集 Underwater Ghost Prison
播出时间：2018年10月24日
An entrance to the underworld in the American wild, a haunting Soviet underwater prison, and a strange complex of towers in a forest of ice are deserted engineering projects; new discoveries reveal how they were built and why they were abandoned.
第 5 集 America's Doomsday Town
播出时间：2018年10月31日
A strange deserted city in America's heartland, an eerie gigantic wall deep in snow-capped mountains, and a mysterious top-secret Soviet facility are deserted engineering projects. New discoveries reveal how they were built & why they were abandoned.
第 6 集 City of the Damned
播出时间：2018年11月14日
A deserted town in Spain with a bloody past and a ghost fleet heading nowhere are homes to dark American secrets, and new discoveries reveal how they were built and why they were abandoned.
第 7 集 The Town That Disappeared
播出时间：2018年11月21日
A haunted lighthouse on Lake Michigan, a town where everyone seems to have vanished all at once, and a secret complex of tunnels beneath London are deserted engineering projects.
第 8 集 Nazi Death Star
播出时间：2018年11月28日
An eerie prison with a dark past that became the setting of an iconic Hollywood movie and alien monoliths on a strange and remote island are deserted engineering projects, and new discoveries reveal how they were built and why they were abandoned.
第 9 集 The Real Shawshank
播出时间：2018年12月5日
A Nazi fortress that could have changed history if it was finished, an underwater graveyard of unexpected American treasures, and a network of tunnels hiding a secret history of New York were abandoned for mysterious reasons. [note: this episode seems to have been omitted from the Science Channel's web site]
第 10 集 Secrets of Alien Stonehenge
播出时间：2018年12月12日
An alien Stonehenge with a sinister purpose, an eerie building filled with strange labyrinths, and an endless concrete track in the middle of nowhere are deserted engineering projects, and new discoveries reveal why they were abandoned.
