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It was a four-storey shelter
buried underground to withstand a nuclear strike
on the nearby capital Ottawa
buried underground to withstand a nuclear strike
on the nearby capital Ottawa
Full Transcript
00:00:01.000 --> 00:00:04.004
It was a four-storey shelter
buried underground
00:00:04.012 --> 00:00:08.000
to withstand a nuclear strike
on the nearby capital Ottawa.
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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...