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So, the fact that this lake even exists here at all
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Secrets of the Underground

So, the fact that this lakeeven exists here at all is a mystery in itself

So, the fact that this lake
even exists here at all is a mystery in itself

Full Transcript

00:00:01.000 --> 00:00:03.044
So, the fact that this lake even exists here at all
00:00:03.052 --> 00:00:05.052
is a mystery in itself.
Duration
6 seconds
Views
17
Timestamp in Movie
00:25:38
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 • E03 But the locals whose livelihoods have depended on it for decades - Secrets of the Underground 00:06
But the locals whose livelihoods have depended on it for dec...
S01 • E01 So could there be some other ceremonial or practical purpose - Secrets of the Underground 00:09
So could there be some other ceremonial or practical purpose
S01 • E02 The place did a brisk business, - Secrets of the Underground 00:08
The place did a brisk business,
S01 • E03 That's why when the water disappeared, - Secrets of the Underground 00:10
That's why when the water disappeared,
S01 • E08 I'm on a quest to investigate a mysterious pattern of rocks - Secrets of the Underground 00:10
I'm on a quest to investigate a mysterious pattern of r...
S01 • E02 So, Tracy believes they entered through more innocuous saloons - Secrets of the Underground 00:14
So, Tracy believes they entered through more innocuous saloo...
S01 • E01 Archaeological evidence suggests - Secrets of the Underground 00:07
Archaeological evidence suggests
S01 • E07 Couldn't be, say, A native-american structure? - Secrets of the Underground 00:04
Couldn't be, say, A native-american structure?
S01 • E01 So if I can find evidence of a clear pattern to the mound placements, - Secrets of the Underground 00:08
So if I can find evidence of a clear pattern to the mound pl...
S01 • E03 And they came in here with heavy equipment, - Secrets of the Underground 00:07
And they came in here with heavy equipment,
S01 • E07 The problem With that explanation, - Secrets of the Underground 00:06
The problem With that explanation,
S01 • E08 I've seen the original Stonehenge up close myself. - Secrets of the Underground 00:04
I've seen the original Stonehenge up close myself.
S01 • E03 They dragged down some of the material - Secrets of the Underground 00:09
They dragged down some of the material
S01 • E07 That have been used here, - Secrets of the Underground 00:05
That have been used here,
S01 • E02 Which makes me wonder if that blocked-off tunnel under the Capitol - Secrets of the Underground 00:12
Which makes me wonder if that blocked-off tunnel under the C...
S01 • E08 It's a mysterious site in southwestern England - Secrets of the Underground 00:09
It's a mysterious site in southwestern England
S01 • E07 Some sort of metal tool, - Secrets of the Underground 00:05
Some sort of metal tool,
S01 • E03 At first, it seemed like they had found the magic bullet - Secrets of the Underground 00:06
At first, it seemed like they had found the magic bullet
S01 • E01 It's nearly impossible to see if there's an overarching pattern - Secrets of the Underground 00:06
It's nearly impossible to see if there's an overar...
S01 • E08 It's a megalithic structure - Secrets of the Underground 00:06
It's a megalithic structure