Tim Bechtel
Secrets of the Underground
2017–
Using cutting-edge technologies such as ground penetrating radar (GPR), LIDAR (Light Detection and Ranging), and 3-D imaging, scientists research fascinating underworlds of secret tunnel networks, ancient structures, and bizarre geological occurrences that offer glimpses into our history.
Category: Documentary
Stars: Rob Nelson, Stefan Burns, Tim Bechtel
6.5 IMDB Rating 620 Views
