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My job in this experiment is to create a mini-earthquake
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Secrets of the Underground

My job in this experimentis to create a mini-earthquake

My job in this experiment
is to create a mini-earthquake

Full Transcript

00:00:01.000 --> 00:00:05.028
My job in this experiment is to create a mini-earthquake.
Duration
5 seconds
Views
18
Timestamp in Movie
00:39:19
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 • E01 So with all the earthquakes - Secrets of the Underground 00:10
So with all the earthquakes
S01 • E03 Rob is hitting a steel plate with the sledgehammer - Secrets of the Underground 00:07
Rob is hitting a steel plate with the sledgehammer
S01 • E02 And I've got a couple of objects back here - Secrets of the Underground 00:09
And I've got a couple of objects back here
S01 • E08 Mastodons are an ancient ancestor of elephants and woolly mammoths. - Secrets of the Underground 00:05
Mastodons are an ancient ancestor of elephants and woolly ma...
S01 • E07 That could have Ancient irish origins, - Secrets of the Underground 00:06
That could have Ancient irish origins,
S01 • E01 It looks like exactly the opposite has happened. - Secrets of the Underground 00:05
It looks like exactly the opposite has happened.
S01 • E08 They were one of the largest land animals ever to roam North America, - Secrets of the Underground 00:09
They were one of the largest land animals ever to roam North...
S01 • E07 Still, it's possible Any articles left by the irish. - Secrets of the Underground 00:04
Still, it's possible Any articles left by the irish.
S01 • E01 The question is, why? What secret is the soil revealing? - Secrets of the Underground 00:05
The question is, why? What secret is the soil revealing?
S01 • E07 Were carried off By later visitors, - Secrets of the Underground 00:06
Were carried off By later visitors,
S01 • E02 In Brad's collection is a relic - Secrets of the Underground 00:11
In Brad's collection is a relic
S01 • E08 Mastodon fossils have been uncovered all across the eastern US, - Secrets of the Underground 00:10
Mastodon fossils have been uncovered all across the eastern ...
S01 • E01 What do you think this could be? - Secrets of the Underground 00:04
What do you think this could be?
S01 • E01 I think the evidence fits best - Secrets of the Underground 00:06
I think the evidence fits best
S01 • E07 But whose to say if They were uniquely irish, - Secrets of the Underground 00:07
But whose to say if They were uniquely irish,
S01 • E02 This mystical relic was found less than 50 miles from Serpent Mound. - Secrets of the Underground 00:06
This mystical relic was found less than 50 miles from Serpen...
S01 • E08 In neighbouring Ohio, at the Burning Tree Golf Course - Secrets of the Underground 00:11
In neighbouring Ohio, at the Burning Tree Golf Course
S01 • E01 Correct. Small, pocket gophers could have created these mounds. - Secrets of the Underground 00:06
Correct. Small, pocket gophers could have created these moun...
S01 • E02 I am blown away. This is amazing. - Secrets of the Underground 00:04
I am blown away. This is amazing.
S01 • E03 As Tim crunches the data, an answer begins to emerge. - Secrets of the Underground 00:05
As Tim crunches the data, an answer begins to emerge.