Season 4
(2021)
Cast
as Host
Episodes
Mayan Apocalypse 0.0
September 7, 2021
Don Wildman explores deep below ancient ruins as he searches for clues pointing to the true fate of the once-mighty May…
America's Military Underground 0.0
September 14, 2021
Don explores top-secret military and government tunnels and looks into classified technology that could be used to buil…
America's Unmapped Murder Tunnels 0.0
September 21, 2021
Don uses brand-new mapping technology to expose the dark and deadly uncharted spaces beneath American cities. He explor…
America's Ancient Ancestors 0.0
September 28, 2021
Don goes deep beneath the great lakes and explores flooded caves as he searches for evidence of a mysterious, cave-dwel…
The Pirate Queen's Lair 0.0
October 5, 2021
Don explores newly discovered ruins and caves in Croatia as he uncovers the true story of a formidable queen who dared …
Templars and The Founding Fathers 0.0
October 12, 2021
Don goes deep beneath a Knights Templar stronghold in Turkey to explore a provocative theory that may link the fabled s…
Secrets of the Ancient Metropolis 0.0
October 19, 2021
Don explores the massive underground cities in the mountains of Turkey that may have been home to the first civilizatio…
The Lost Aztec Colony 0.0
October 26, 2021
Don follows the clues hidden underground as he searches for evidence of 10,000 Aztecs who fled Mexico and disappeared s…