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During the Civil War, Confederate sympathisers
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Secrets of the Underground

During the Civil War,Confederate sympathisers and citizens accused of treasonwere held...

During the Civil War,
Confederate sympathisers and citizens accused of treason
were held here

Full Transcript

00:00:01.000 --> 00:00:03.036
During the Civil War, Confederate sympathisers
00:00:03.044 --> 00:00:05.076
and citizens accused of treason were held here.
Duration
6 seconds
Views
22
Timestamp in Movie
00:03:44
Uploaded
Jul 13, 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 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,
S01 • E03 But within weeks of reaching their new home, - Secrets of the Underground 00:08
But within weeks of reaching their new home,
S01 • E01 And right over here is the opening to the tunnel. - Secrets of the Underground 00:04
And right over here is the opening to the tunnel.
S01 • E02 It has the longest commercial runway in the country, - Secrets of the Underground 00:09
It has the longest commercial runway in the country,
S01 • E03 Legend has it, their bodies were then dumped - Secrets of the Underground 00:06
Legend has it, their bodies were then dumped
S01 • E08 Wow. There wasn't a lot to like, but they did like the fact - Secrets of the Underground 00:07
Wow. There wasn't a lot to like, but they did like the ...
S01 • E03 What was it like in 1832 for these Irish people coming here? - Secrets of the Underground 00:05
What was it like in 1832 for these Irish people coming here?
S01 • E08 You didn't have to worry about being assaulted by your bunkie. - Secrets of the Underground 00:04
You didn't have to worry about being assaulted by your ...
S01 • E02 Records show that during the airport's original construction, - Secrets of the Underground 00:09
Records show that during the airport's original constru...
S01 • E01 Looks like it was carved out by explosives or something. - Secrets of the Underground 00:05
Looks like it was carved out by explosives or something.
S01 • E08 The downside was you could spend up to 23 hours a day in these cells. - Secrets of the Underground 00:06
The downside was you could spend up to 23 hours a day in the...
S01 • E03 BILL: The unfortunate scenario for our men, average age 22... - Secrets of the Underground 00:05
BILL: The unfortunate scenario for our men, average age 22.....
S01 • E01 And what is this? Is this a sewer system, or...? - Secrets of the Underground 00:04
And what is this? Is this a sewer system, or...?
S01 • E02 That's enough to cover 32 city blocks a quarter-mile deep. - Secrets of the Underground 00:05
That's enough to cover 32 city blocks a quarter-mile de...
S01 • E01 Well, at one time this tunnel stretched much further. - Secrets of the Underground 00:05
Well, at one time this tunnel stretched much further.