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So, we do know that it was
a bullet hole. Really? Absolutely
a bullet hole. Really? Absolutely
Full Transcript
00:00:01.000 --> 00:00:05.004
So, we do know that it was
a bullet hole. Really? Absolutely.
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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...