Loading…
Secrets of the Underground
Scientist Rob Nelson investigates the strangest underground locations in the world.
Season 1
14 Feb 2017 – 4 Apr 2017 · 8 episodes
- 1Capone's Escape Tunnels14 Feb 2017
- 2Mystery of the Serpent Mound21 Feb 2017
- 3America's Buried Massacre28 Feb 2017
- 4Rocky Mountain Monsters7 Mar 2017
- 5Great Lakes Bermuda Triangle14 Mar 2017
- 6California's Hidden Doomsday21 Mar 2017
- 7Secret History of the New World28 Mar 2017
- 8American Stonehenge4 Apr 2017
Season 2
28 Oct 2017 – 16 Dec 2017 · 8 episodes
- 1Legend of the Nazi Gold28 Oct 2017
- 2King Solomon's Treasures4 Nov 2017
- 3Tesla's Final Secrets11 Nov 2017
- 4Doomsday Volcano of the Gods18 Nov 2017
- 5Atlantis in America25 Nov 2017
- 6Mystery of the Ice Cave2 Dec 2017
- 7Lost Pirate City Treasure9 Dec 2017
- 8Quest for the Gold Rush Fortune16 Dec 2017
Cast
Crew