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But the green and yellow areas
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Secrets of the Underground

But the green and yellow areas indicate an entirelydifferent type of material in one...

But the green and yellow areas indicate an entirely
different type of material in one section of the ridge

Full Transcript

00:00:01.000 --> 00:00:02.064
But the green and yellow areas
00:00:02.072 --> 00:00:05.024
indicate an entirely different type of material
00:00:05.032 --> 00:00:06.084
in one section of the ridge.
Duration
7 seconds
Views
17
Timestamp in Movie
00:40:03
Uploaded
Jul 13, 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 • E08 Butchered mastodon bones were found accompanied by man-made tools, - Secrets of the Underground 00:12
Butchered mastodon bones were found accompanied by man-made ...
S01 • E01 They spend most of their lives underground, - Secrets of the Underground 00:08
They spend most of their lives underground,
S01 • E02 It's not representing a snake of any particular kind. No. - Secrets of the Underground 00:05
It's not representing a snake of any particular kind. N...
S01 • E07 This is an old irish bible. - Secrets of the Underground 00:05
This is an old irish bible.
S01 • E03 And as we get closer over there to where that boulder field was, - Secrets of the Underground 00:08
And as we get closer over there to where that boulder field ...
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 • 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 • 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 • 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