An abandoned town in the Nevada desert are the ruins of an American Atlantis, destroyed by catastrophic floods when the Hoover Dam was built. Stories: 1) SS Bakery, Sachsenhausen-Oranienburg; Germany; 2) St. Thomas, Nevada, USA; 3) The Northern Forts, Liepaja, Latvia; 4) Makhonjwa Mountains, Southern Africa
| Name | Type | Role | |
|---|---|---|---|
| Tom Williams | Producer | Series Producer | |
| Andrew Lessner | Producer | for SCIENCE CHANNEL | |
| Tamsin Curry | Producer | Shooting Producer | |
| Luke Wales | Producer | Series Producer | |
| Kristers Krafts | Guest Star | Self - Tour Guide. Karosta | |
| Geoffrey 'Geoff' Wawro | Guest Star | Self - Historian and Author | |
| Jim Meigs | Guest Star | Self - Author and Journalist | |
| Dominic Selwood | Guest Star | Self - Historian and Author | |
| Lynette Nusbacher | Guest Star | Self - Military Historian | |
| Claire Barratt | Guest Star | Self - Engineer | |
| Sascha Auerbach | Guest Star | Self - Historian | |
| James S. Corum | Guest Star | Self - Military Historian | |
| Shini Somara | Guest Star | Self - Engineer | |
| Tony Ferrar | Guest Star | Self - Author and Local Guide, Barberton | |
| Horst Seferens | Guest Star | Self - Sachsenhausen Spokesman | |
| Christopher Hentzner | Guest Star | Self - Boat Captain, Lake Mead | |
| Erin Eichenberg | Guest Star | Self - National Park Service Archaeologist | |
| Neil Laird | Executive Producer | for SCIENCE CHANNEL | |
| Bruce Burgess | Executive Producer | ||
| Henry Scott | Executive Producer | ||
| Luke Wales | Director | ||
| Tom Williams | Director | ||
| Tamsin Curry | Director |