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My first stop is the main cellblock
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Secrets of the Underground

My first stop is the main cellblock, where any escape planwould have originated

My first stop is the main cellblock, where any escape plan
would have originated

Full Transcript

00:00:01.000 --> 00:00:03.002
My first stop is the main cellblock,
00:00:03.028 --> 00:00:06.004
where any escape plan would have originated.
Duration
6 seconds
Views
16
Timestamp in Movie
00:03:16
Uploaded
Jul 08, 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 • E02 After all, strict access procedures are now in place - Secrets of the Underground 00:07
After all, strict access procedures are now in place
S01 • E01 After picking up a new supply of bourbon and moonshine, - Secrets of the Underground 00:08
After picking up a new supply of bourbon and moonshine,
S01 • E08 Meeting me there is Alcatraz historian John Martini. - Secrets of the Underground 00:05
Meeting me there is Alcatraz historian John Martini.
S01 • E03 And we're at the site of the most difficult mile in that entire system. - Secrets of the Underground 00:04
And we're at the site of the most difficult mile in tha...
S01 • E02 But I have to wonder, - Secrets of the Underground 00:11
But I have to wonder,
S01 • E01 From here, cash and contraband were allegedly funnelled underground, - Secrets of the Underground 00:08
From here, cash and contraband were allegedly funnelled unde...
S01 • E03 In 1832, a contractor named Philip Duffy - Secrets of the Underground 00:07
In 1832, a contractor named Philip Duffy
S01 • E01 This is the legend. But did it really happen? - Secrets of the Underground 00:04
This is the legend. But did it really happen?
S01 • E02 In my research, I discovered some odd facts about Denver International. - Secrets of the Underground 00:06
In my research, I discovered some odd facts about Denver Int...
S01 • E03 The area's hilly terrain made it one of the railroad's toughest stretches. - Secrets of the Underground 00:05
The area's hilly terrain made it one of the railroad�...
S01 • E08 Since the mid-19th century, Alcatraz has been synonymous with outlaws. - Secrets of the Underground 00:05
Since the mid-19th century, Alcatraz has been synonymous wit...
S01 • E02 Facts that have fuelled rumours - Secrets of the Underground 00:06
Facts that have fuelled rumours
S01 • E03 To build what came to be known as Duffy's Cut, - Secrets of the Underground 00:06
To build what came to be known as Duffy's Cut,
S01 • E08 During the Civil War, Confederate sympathisers - Secrets of the Underground 00:06
During the Civil War, Confederate sympathisers
S01 • E02 Despite being only the sixth-busiest airport in the US, - Secrets of the Underground 00:11
Despite being only the sixth-busiest airport in the US,
S01 • E01 So I journey with hotel representative Jim Meyer - Secrets of the Underground 00:09
So I journey with hotel representative Jim Meyer
S01 • E03 They were among the tens of thousands of Irish immigrants who arrived that year, - Secrets of the Underground 00:08
They were among the tens of thousands of Irish immigrants wh...
S01 • E08 After the Spanish-American War, the rising inmate population, - Secrets of the Underground 00:12
After the Spanish-American War, the rising inmate population...
S01 • E01 This is the same direction Al Capone would have made. - Secrets of the Underground 00:04
This is the same direction Al Capone would have made.
S01 • E02 Its final cost was almost two billion dollars over budget, - Secrets of the Underground 00:09
Its final cost was almost two billion dollars over budget,