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The sensor on the bottom detects any changes to that magnetic field
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Secrets of the Underground

The sensor on the bottom detectsany changes to that magnetic field caused by alterations...

The sensor on the bottom detects
any changes to that magnetic field caused by alterations to the soil

Full Transcript

00:00:01.000 --> 00:00:04.048
The sensor on the bottom detects any changes to that magnetic field
00:00:04.056 --> 00:00:06.056
caused by alterations to the soil.
Duration
7 seconds
Views
16
Timestamp in Movie
00:36:43
Uploaded
Jul 13, 2025
Season
1
Episode
2
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 • E03 We're actually close to where the water is flowing - Secrets of the Underground 00:07
We're actually close to where the water is flowing
S01 • E07 Than you can just looking At it on this flat light. - Secrets of the Underground 00:04
Than you can just looking At it on this flat light.
S01 • E01 (ENGINE CUTS OUT) Killed it! - Secrets of the Underground 00:06
(ENGINE CUTS OUT) Killed it!
S01 • E07 This test will shave centuries Of wear off these markings. - Secrets of the Underground 00:04
This test will shave centuries Of wear off these markings.
S01 • E02 Magnetometers are also used in the military to detect submarines. - Secrets of the Underground 00:05
Magnetometers are also used in the military to detect submar...
S01 • E03 This is really interesting. Right back here, everything is tipped over. - Secrets of the Underground 00:05
This is really interesting. Right back here, everything is t...
S01 • E02 Ours isn't quite military-grade, - Secrets of the Underground 00:08
Ours isn't quite military-grade,
S01 • E03 The rocks almost look like something made them collapse, - Secrets of the Underground 00:08
The rocks almost look like something made them collapse,
S01 • E07 Get rid of The distracting color, - Secrets of the Underground 00:08
Get rid of The distracting color,
S01 • E08 After I've gathered all of the evidence I can, - Secrets of the Underground 00:06
After I've gathered all of the evidence I can,
S01 • E03 I've got two little kids myself and one of the things we love to do - Secrets of the Underground 00:05
I've got two little kids myself and one of the things w...
S01 • E02 This device should be able to identify - Secrets of the Underground 00:05
This device should be able to identify
S01 • E08 I'm convinced there's something peculiar - Secrets of the Underground 00:06
I'm convinced there's something peculiar
S01 • E01 Whoo-hoohoo! Yeah! - Secrets of the Underground 00:05
Whoo-hoohoo! Yeah!
S01 • E03 We'll stack 'em up on top of each other - Secrets of the Underground 00:08
We'll stack 'em up on top of each other
S01 • E02 That's because when the soil reaches a temperature - Secrets of the Underground 00:12
That's because when the soil reaches a temperature
S01 • E08 Hopefully, the 3-D model will give me the tools - Secrets of the Underground 00:07
Hopefully, the 3-D model will give me the tools
S01 • E03 Well, sometimes, if they're really tall - Secrets of the Underground 00:05
Well, sometimes, if they're really tall
S01 • E07 The rti image seems to confirm Vance's interpretation. - Secrets of the Underground 00:06
The rti image seems to confirm Vance's interpretation.
S01 • E08 If this site really was made by man, - Secrets of the Underground 00:06
If this site really was made by man,