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For one thing, the geological record
indicates this site, now 40ft underwater,
may have been on dry land for a millennia
after humans arrived here
indicates this site, now 40ft underwater,
may have been on dry land for a millennia
after humans arrived here
Full Transcript
00:00:01.000 --> 00:00:04.012
For one thing, the geological record
indicates this site,
00:00:04.002 --> 00:00:07.006
now 40ft underwater,
may have been on dry land
00:00:07.068 --> 00:00:09.092
for a millennia
after humans arrived here.
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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...