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My goodness. The sun goes in
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Secrets of the Underground

My goodness. The sun goes in, And as the sunContinues to rise, It enters the side...

My goodness. The sun goes in, And as the sun
Continues to rise, It enters the side chamber
And goes out

Full Transcript

00:00:01.000 --> 00:00:03.339
My goodness. The sun goes in,
00:00:03.034 --> 00:00:05.039
And as the sun Continues to rise,
00:00:05.004 --> 00:00:09.479
It enters the side chamber And goes out.
Duration
9 seconds
Views
16
Timestamp in Movie
00:29:56
Uploaded
Jul 12, 2025
Season
1
Episode
7
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 • E02 Was this their crowning achievement, - Secrets of the Underground 00:07
Was this their crowning achievement,
S01 • E08 It would have been a wonderful place for people to live - Secrets of the Underground 00:07
It would have been a wonderful place for people to live
S01 • E01 56 metal electrodes will pass the current into the ground. - Secrets of the Underground 00:04
56 metal electrodes will pass the current into the ground.
S01 • E03 So could these tremors be connected somehow - Secrets of the Underground 00:05
So could these tremors be connected somehow
S01 • E02 The common perception of pre-Columbian tribes - Secrets of the Underground 00:09
The common perception of pre-Columbian tribes
S01 • E08 It means that people could have put those stones there. - Secrets of the Underground 00:05
It means that people could have put those stones there.
S01 • E01 What I'm doing at the moment is adding benzonite, - Secrets of the Underground 00:07
What I'm doing at the moment is adding benzonite,
S01 • E03 Intriguingly, the ROV is now revealing - Secrets of the Underground 00:10
Intriguingly, the ROV is now revealing
S01 • E07 Literally fills with light Just days before christmas. - Secrets of the Underground 00:05
Literally fills with light Just days before christmas.
S01 • E08 We're at the very lip of a very steep embankment. - Secrets of the Underground 00:05
We're at the very lip of a very steep embankment.
S01 • E02 But, in fact, Native Americans, like Europeans, - Secrets of the Underground 00:07
But, in fact, Native Americans, like Europeans,
S01 • E01 It'll basically increase the conductivity, - Secrets of the Underground 00:11
It'll basically increase the conductivity,
S01 • E08 Lake Michigan is less than a quarter of a mile to our west. - Secrets of the Underground 00:05
Lake Michigan is less than a quarter of a mile to our west.
S01 • E03 That suggests at least part of this lake - Secrets of the Underground 00:06
That suggests at least part of this lake
S01 • E08 If you were standing here 4,500 years ago, - Secrets of the Underground 00:06
If you were standing here 4,500 years ago,
S01 • E02 Evolving from nomadic wanderers - Secrets of the Underground 00:08
Evolving from nomadic wanderers
S01 • E03 So we've moved the ROV from the old funnels that were repaired. - Secrets of the Underground 00:05
So we've moved the ROV from the old funnels that were r...
S01 • E08 To give me a better visual understanding on how lake levels have changed over time, - Secrets of the Underground 00:08
To give me a better visual understanding on how lake levels ...
S01 • E01 The thing is, this has never been done before out here. - Secrets of the Underground 00:04
The thing is, this has never been done before out here.
S01 • E02 And that evolution is clear in the second native culture - Secrets of the Underground 00:09
And that evolution is clear in the second native culture