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If I can trace this water back to the lake
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Secrets of the Underground

If I can trace this waterback to the lake, that would rule outthe underground-cavern...

If I can trace this water
back to the lake, that would rule out
the underground-cavern theory

Full Transcript

00:00:01.000 --> 00:00:03.056
If I can trace this water back to the lake,
00:00:03.064 --> 00:00:06.092
that would rule out the underground-cavern theory...
Duration
7 seconds
Views
18
Timestamp in Movie
00:41:25
Uploaded
Jul 09, 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 • E01 If there's something hard to get through, - Secrets of the Underground 00:07
If there's something hard to get through,
S01 • E07 Which would be "Jesus lord." - Secrets of the Underground 00:06
Which would be "Jesus lord."
S01 • E02 But I can only do it right before sunset. - Secrets of the Underground 00:04
But I can only do it right before sunset.
S01 • E03 And finally solve the mystery of where all that water is disappearing to. - Secrets of the Underground 00:06
And finally solve the mystery of where all that water is dis...
S01 • E01 And we know from our ERT test - Secrets of the Underground 00:07
And we know from our ERT test
S01 • E07 But as I take a closer look At one of the illustrations, - Secrets of the Underground 00:06
But as I take a closer look At one of the illustrations,
S01 • E02 Sometimes you have to step back, get a bigger perspective. - Secrets of the Underground 00:06
Sometimes you have to step back, get a bigger perspective.
S01 • E08 I can make a plausible argument that it's a hunting structure - Secrets of the Underground 00:08
I can make a plausible argument that it's a hunting str...
S01 • E03 I grab a sample from the stream to compare it to the lake water... - Secrets of the Underground 00:05
I grab a sample from the stream to compare it to the lake wa...
S01 • E07 Than I could have imagined. - Secrets of the Underground 00:05
Than I could have imagined.
S01 • E01 Now I can also see it, below the layer of larger stone. - Secrets of the Underground 00:05
Now I can also see it, below the layer of larger stone.
S01 • E02 All right, we're gonna launch this thing, get a drone's-eye view. - Secrets of the Underground 00:04
All right, we're gonna launch this thing, get a drone&#...
S01 • E08 Dr O'Shea explains that drive lanes had been used by hunters - Secrets of the Underground 00:11
Dr O'Shea explains that drive lanes had been used by hu...
S01 • E01 And I can't imagine a gopher being able to burrow through it. - Secrets of the Underground 00:04
And I can't imagine a gopher being able to burrow throu...
S01 • E03 The pH levels of the two samples are a match. - Secrets of the Underground 00:05
The pH levels of the two samples are a match.
S01 • E01 Jennifer tells me this area used to have a high water table, - Secrets of the Underground 00:08
Jennifer tells me this area used to have a high water table,
S01 • E02 The missing coil would have been here just behind the head. - Secrets of the Underground 00:05
The missing coil would have been here just behind the head.
S01 • E03 And more tellingly, so are the TDS levels, - Secrets of the Underground 00:08
And more tellingly, so are the TDS levels,
S01 • E07 Is you have this kind of Chamber-like thing right here. - Secrets of the Underground 00:05
Is you have this kind of Chamber-like thing right here.
S01 • E02 With limited manpower and primitive tools, - Secrets of the Underground 00:10
With limited manpower and primitive tools,