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But I'm no geology expert and I'm not sure how to interpret
what I've seen
what I've seen
Full Transcript
00:00:01.000 --> 00:00:03.032
But I'm no geology expert
00:00:03.004 --> 00:00:05.008
and I'm not sure how to interpret
what I've seen.
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Movie Summary
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 g...