- Episode Description
Just below the surface, there's a whole different America hidden from public view. Take a revealing look at the America under our feet, from secret military installations, and experimental farms to tunnel networks and neutron lasers.
- Fan Reviews (0)
- Be the first to write a review!
- Trivia & Quotes
Narrator: They're mysterious, off limits and buried right under our feet. On the border a crack team of federal agents battle drug lords underground. Beneath a glittering sin city a vast network of tunnels protects a trillion dollar industry. Under a Tennessee town, subterranean scientists smash atoms at light speed. Now, it's time to unearth the surprising story of America's Secret Underground, on Modern Marvels.
The Homestake Gold Mine in South Dakota is currently home to a nuclear research lab 4800 feet below the surface. But a proposed "Deep Underground Science and Engineering Lab" would extend the site to more than a mile and a half below the surface.