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But, in fact, Native Americans, like Europeans
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Secrets of the Underground

But, in fact,Native Americans, like Europeans, progressed dramaticallyover the course of...

But, in fact,
Native Americans, like Europeans, progressed dramatically
over the course of history

Full Transcript

00:00:01.000 --> 00:00:04.032
But, in fact, Native Americans, like Europeans,
00:00:04.004 --> 00:00:07.032
progressed dramatically over the course of history.
Duration
7 seconds
Views
20
Timestamp in Movie
00:30:11
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 • 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 • E01 It'll basically increase the conductivity, - Secrets of the Underground 00:11
It'll basically increase the conductivity,
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
S01 • E03 ..a fast-moving flow of water that looks like it leads to an opening. - Secrets of the Underground 00:05
..a fast-moving flow of water that looks like it leads to an...
S01 • E08 If you look at the type of beach, the rocks, - Secrets of the Underground 00:15
If you look at the type of beach, the rocks,
S01 • E07 Better known on the christian Calendar as easter. - Secrets of the Underground 00:06
Better known on the christian Calendar as easter.
S01 • E01 With the stakes in place, we run our cable - Secrets of the Underground 00:07
With the stakes in place, we run our cable
S01 • E02 They lived in this area from about 1000AD to 1750AD, - Secrets of the Underground 00:10
They lived in this area from about 1000AD to 1750AD,
S01 • E03 It looks like Mountain Lake is still vanishing right before our eyes. - Secrets of the Underground 00:06
It looks like Mountain Lake is still vanishing right before ...
S01 • E01 OK. I'm hoping it shows something, gives us some reading, - Secrets of the Underground 00:07
OK. I'm hoping it shows something, gives us some readin...
S01 • E02 It seems conceivable that they would have been capable - Secrets of the Underground 00:06
It seems conceivable that they would have been capable
S01 • E03 I think we've found a place - Secrets of the Underground 00:05
I think we've found a place
S01 • E08 What happens is, the waves keep undercutting the bluff - Secrets of the Underground 00:08
What happens is, the waves keep undercutting the bluff
S01 • E07 My goodness, - Secrets of the Underground 00:05
My goodness,