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And as we get closer over there to where that boulder field was
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Secrets of the Underground

And as we get closer over thereto where that boulder field was, the material is justnot...

And as we get closer over there
to where that boulder field was, the material is just
not bedrock at all

Full Transcript

00:00:01.000 --> 00:00:04.056
And as we get closer over there to where that boulder field was,
00:00:04.064 --> 00:00:07.008
the material is just not bedrock at all.
Duration
8 seconds
Views
15
Timestamp in Movie
00:40:09
Uploaded
Jul 08, 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 • E02 It's representing the lord of the underworld, - Secrets of the Underground 00:06
It's representing the lord of the underworld,
S01 • E01 Gophers are known to have inhabited the area around the Mima Mounds - Secrets of the Underground 00:11
Gophers are known to have inhabited the area around the Mima...
S01 • E07 So, this is the book of kells. - Secrets of the Underground 00:05
So, this is the book of kells.
S01 • E08 Between roughly 15,000 and 10,000 years ago, - Secrets of the Underground 00:06
Between roughly 15,000 and 10,000 years ago,
S01 • E02 Radiocarbon dating suggests it's around 1,000 years old, - Secrets of the Underground 00:11
Radiocarbon dating suggests it's around 1,000 years old...
S01 • E03 All of those large boulders that we we're looking at over there - Secrets of the Underground 00:09
All of those large boulders that we we're looking at ov...
S01 • E08 Which gives us an approximate date - Secrets of the Underground 00:06
Which gives us an approximate date
S01 • E01 I think if most people walked up to this - Secrets of the Underground 00:12
I think if most people walked up to this
S01 • E03 So, the rubble field I saw on my dive - Secrets of the Underground 00:08
So, the rubble field I saw on my dive
S01 • E02 This is a surprising development, - Secrets of the Underground 00:09
This is a surprising development,
S01 • E07 Valued at $15,000 each. - Secrets of the Underground 00:04
Valued at $15,000 each.
S01 • E08 So, if this is a mastodon carving, - Secrets of the Underground 00:08
So, if this is a mastodon carving,
S01 • E03 And it could have dozens of cracks, crevices and holes hidden within it - Secrets of the Underground 00:08
And it could have dozens of cracks, crevices and holes hidde...
S01 • E01 You're right, but it's not one gopher doing these in short order. - Secrets of the Underground 00:04
You're right, but it's not one gopher doing these ...
S01 • E02 But Brad sees this carving as strong evidence - Secrets of the Underground 00:08
But Brad sees this carving as strong evidence
S01 • E01 It's many generations, over hundreds of years. - Secrets of the Underground 00:04
It's many generations, over hundreds of years.
S01 • E07 Every detail is preserved, - Secrets of the Underground 00:05
Every detail is preserved,
S01 • E03 But if that's true, - Secrets of the Underground 00:06
But if that's true,
S01 • E08 Why were these rocks placed in a perfect hexagonal shape? - Secrets of the Underground 00:04
Why were these rocks placed in a perfect hexagonal shape?
S01 • E01 It sounds crazy, but Jennifer thinks - Secrets of the Underground 00:08
It sounds crazy, but Jennifer thinks