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There's a very large resistive mass 20ft down
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Secrets of the Underground

There's a very largeresistive mass 20ft down

There's a very large
resistive mass 20ft down

Full Transcript

00:00:01.000 --> 00:00:04.052
There's a very large resistive mass 20ft down.
Duration
5 seconds
Views
17
Timestamp in Movie
00:12:52
Uploaded
Jul 12, 2025
Season
1
Episode
3
Genres
documentary

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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...
S01 • E08 But I wouldn't get very far, - Secrets of the Underground 00:09
But I wouldn't get very far,
S01 • E01 Sealing the doors could buy Capone some time, - Secrets of the Underground 00:10
Sealing the doors could buy Capone some time,
S01 • E07 So, are these two hot spots 15 miles apart. - Secrets of the Underground 00:04
So, are these two hot spots 15 miles apart.
S01 • E03 Yeah, and it needs to be big for the remains of 49 humans. - Secrets of the Underground 00:04
Yeah, and it needs to be big for the remains of 49 humans.
S01 • E02 But Doug says the new plant is just about saving money. - Secrets of the Underground 00:04
But Doug says the new plant is just about saving money.
S01 • E03 It's a geophysical anomaly that's perfectly consistent - Secrets of the Underground 00:05
It's a geophysical anomaly that's perfectly consis...
S01 • E01 Looking around the room, there don't appear to be any obvious exits. - Secrets of the Underground 00:05
Looking around the room, there don't appear to be any o...
S01 • E02 The company that installed it guaranteed energy savings - Secrets of the Underground 00:07
The company that installed it guaranteed energy savings
S01 • E07 There is something Going on underneath here. - Secrets of the Underground 00:04
There is something Going on underneath here.
S01 • E08 Any prisoner trying to break out through here - Secrets of the Underground 00:06
Any prisoner trying to break out through here
S01 • E03 Having explored other possibilities, - Secrets of the Underground 00:08
Having explored other possibilities,
S01 • E02 There's nothing...nothing shady or nothing strange about that. - Secrets of the Underground 00:06
There's nothing...nothing shady or nothing strange abou...
S01 • E08 So, as much as I love crawling down prison sewer pipes, - Secrets of the Underground 00:12
So, as much as I love crawling down prison sewer pipes,
S01 • E01 This panel in the wall looks like a sealed door - Secrets of the Underground 00:05
This panel in the wall looks like a sealed door
S01 • E03 There is a large resistive mass, - Secrets of the Underground 00:10
There is a large resistive mass,
S01 • E02 No-one would argue about saving money, but some say the cost-cutting - Secrets of the Underground 00:09
No-one would argue about saving money, but some say the cost...
S01 • E01 In 1981, a fire burned out the doors so they were no longer operational. - Secrets of the Underground 00:06
In 1981, a fire burned out the doors so they were no longer ...
S01 • E07 The base of the mountain Is covered in dense forest, - Secrets of the Underground 00:07
The base of the mountain Is covered in dense forest,
S01 • E08 Right next door to it is the prison recreation yard, - Secrets of the Underground 00:10
Right next door to it is the prison recreation yard,
S01 • E01 Could construction repairs have covered Capone's secret passageway? - Secrets of the Underground 00:05
Could construction repairs have covered Capone's secret...