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Then he digitises the contour lines that show elevation
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Secrets of the Underground

Then he digitises the contour linesthat show elevation

Then he digitises the contour lines
that show elevation

Full Transcript

00:00:01.000 --> 00:00:04.064
Then he digitises the contour lines that show elevation.
Duration
5 seconds
Views
13
Timestamp in Movie
00:19:33
Uploaded
Jul 10, 2025
Season
1
Episode
8
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 Oh, really? He'd write notes on cocktail napkins - Secrets of the Underground 00:05
Oh, really? He'd write notes on cocktail napkins
S01 • E08 Those each have an assigned value, - Secrets of the Underground 00:09
Those each have an assigned value,
S01 • E02 So I'm heading for one more focal point - Secrets of the Underground 00:08
So I'm heading for one more focal point
S01 • E07 So, we, basically, From that other peak scouted. - Secrets of the Underground 00:04
So, we, basically, From that other peak scouted.
S01 • E01 So Al Capone would have come down through here, in theory? - Secrets of the Underground 00:04
So Al Capone would have come down through here, in theory?
S01 • E03 Because they absolutely have a mandate, - Secrets of the Underground 00:09
Because they absolutely have a mandate,
S01 • E07 Out this resurgent dome, - Secrets of the Underground 00:06
Out this resurgent dome,
S01 • E01 Our pursuit of Capone's escape route - Secrets of the Underground 00:08
Our pursuit of Capone's escape route
S01 • E02 If I can gain access to the tunnels rumoured to be beneath it, - Secrets of the Underground 00:11
If I can gain access to the tunnels rumoured to be beneath i...
S01 • E08 So, then we get a view of the island... Oh, awesome. - Secrets of the Underground 00:04
So, then we get a view of the island... Oh, awesome.
S01 • E07 We only have A little bit of time, - Secrets of the Underground 00:08
We only have A little bit of time,
S01 • E03 The story of these workers was a tragic circumstance - Secrets of the Underground 00:08
The story of these workers was a tragic circumstance
S01 • E08 So, what we can do is drape over the current buildings and topography. - Secrets of the Underground 00:05
So, what we can do is drape over the current buildings and t...
S01 • E01 We're actually one-and-a-half floors underground, - Secrets of the Underground 00:07
We're actually one-and-a-half floors underground,
S01 • E03 And though we may never know for certain what really happened to the workers, - Secrets of the Underground 00:17
And though we may never know for certain what really happene...
S01 • E07 We'll be able to detect If there's liquid underground. - Secrets of the Underground 00:05
We'll be able to detect If there's liquid undergro...
S01 • E08 From here, we can look at Alcatraz and how it's changed. - Secrets of the Underground 00:04
From here, we can look at Alcatraz and how it's changed...
S01 • E02 One of the buildings rumoured to have a tunnel entrance beneath it - Secrets of the Underground 00:06
One of the buildings rumoured to have a tunnel entrance bene...
S01 • E08 This digital model is still a work in progress, - Secrets of the Underground 00:06
This digital model is still a work in progress,
S01 • E02 Yeah, we do have a door down there, - Secrets of the Underground 00:05
Yeah, we do have a door down there,