Underground Marvels — Season 1, Episode 7: Treasures of the Lost Mine
Documentary • 45 min • 2 seasons, 20 episodes • ★ 6.5/10
Episode synopsis
Caverns hidden deep inside a remote mountain are home to a precious mineral found nowhere else on earth, and experts and treasure hunters use cutting-edge tech to follow rumors of a mysterious long-lost mine in search of a payday.
About Underground Marvels
Historians, engineers, and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.