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This state-of-the-art heating system,
installed in 2013, relies on the energy contained
in an aquifer under the Capitol
installed in 2013, relies on the energy contained
in an aquifer under the Capitol
Full Transcript
00:00:01.000 --> 00:00:05.016
This state-of-the-art heating system,
installed in 2013,
00:00:05.024 --> 00:00:09.024
relies on the energy contained
in an aquifer under the Capitol.
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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...