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There is something underneath it That's pushing it upwards
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Secrets of the Underground

There is something underneath itThat's pushing it upwards

There is something underneath it
That's pushing it upwards

Full Transcript

00:00:01.000 --> 00:00:04.269
There is something underneath it That's pushing it upwards.
Duration
4 seconds
Views
14
Timestamp in Movie
00:18:22
Uploaded
Jul 13, 2025
Season
1
Episode
7
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 But Peter thinks the key to understanding the anomalies we've found - Secrets of the Underground 00:09
But Peter thinks the key to understanding the anomalies we&#...
S01 • E07 Yeah, it's close to a meter Over the last 20 or 30 years. - Secrets of the Underground 00:04
Yeah, it's close to a meter Over the last 20 or 30 year...
S01 • E02 Just one knock is all it takes - Secrets of the Underground 00:06
Just one knock is all it takes
S01 • E03 When a cholera epidemic swept through their camp, - Secrets of the Underground 00:14
When a cholera epidemic swept through their camp,
S01 • E01 This section of this room very well could have been the stairway. - Secrets of the Underground 00:05
This section of this room very well could have been the stai...
S01 • E07 Well, from what I know About volcanos, - Secrets of the Underground 00:06
Well, from what I know About volcanos,
S01 • E08 Before Alcatraz was a federal penitentiary, - Secrets of the Underground 00:07
Before Alcatraz was a federal penitentiary,
S01 • E02 Maybe let's go further down - Secrets of the Underground 00:05
Maybe let's go further down
S01 • E07 This could be a frightening sign That trouble is brewing. - Secrets of the Underground 00:04
This could be a frightening sign That trouble is brewing.
S01 • E08 He tells me that these fortifications were built around 1860, - Secrets of the Underground 00:07
He tells me that these fortifications were built around 1860...
S01 • E07 Have often preceded Devastating eruptions. - Secrets of the Underground 00:04
Have often preceded Devastating eruptions.
S01 • E03 The thinking is, "Go after the intruders." - Secrets of the Underground 00:10
The thinking is, "Go after the intruders."
S01 • E07 The largest volcano on earth, Hawaii's mauna loa, - Secrets of the Underground 00:09
The largest volcano on earth, Hawaii's mauna loa,
S01 • E08 So, this is Alcatraz as it is today. - Secrets of the Underground 00:04
So, this is Alcatraz as it is today.
S01 • E01 We have to figure out what's below this. Mh-hm. - Secrets of the Underground 00:05
We have to figure out what's below this. Mh-hm.
S01 • E02 If I was testing a wall in a building, - Secrets of the Underground 00:05
If I was testing a wall in a building,
S01 • E08 Peter has been using old surveying data - Secrets of the Underground 00:07
Peter has been using old surveying data
S01 • E03 You suddenly get sick, so why not blame it, basically, - Secrets of the Underground 00:06
You suddenly get sick, so why not blame it, basically,
S01 • E07 Understanding these changes Helped volcanologists predict. - Secrets of the Underground 00:04
Understanding these changes Helped volcanologists predict.
S01 • E01 Now I want to trace this shaft down into the basement, - Secrets of the Underground 00:09
Now I want to trace this shaft down into the basement,