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But if that's true, the lake water would be leaking out
somewhere on the other side
somewhere on the other side
Full Transcript
00:00:01.000 --> 00:00:02.048
But if that's true,
00:00:02.056 --> 00:00:05.072
the lake water would be leaking out
somewhere on the other side.
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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...