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It's a protected site, so I can't just take a shovel to it
and start digging
and start digging
Full Transcript
00:00:01.000 --> 00:00:02.006
It's a protected site,
00:00:02.068 --> 00:00:06.004
so I can't just take a shovel to it
and start digging.
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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...