John Creates a 3D Model of a Mountain Using Geophones Gold, Lies, & Videotape Discovery

Until now, the crew has only had 2D modeling of their mountain. Could geophones help them get a better look?

About Gold, Lies, & Videotape
One family has been fighting the US government to recover a $28-billion treasure in New Mexico for over 80 years. Now, they're revealing hundreds of hours of footage to prove their case and discover the truth, once and for all