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I'm not sure I buy into these claims
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Secrets of the Underground

I'm not sure I buy into these claims, but I do thinkthe presence of tunnel entrances under...

I'm not sure I buy into these claims, but I do think
the presence of tunnel entrances under so many parts of Denver
is weird

Full Transcript

00:00:01.000 --> 00:00:03.008
I'm not sure I buy into these claims,
00:00:03.016 --> 00:00:05.006
but I do think the presence of tunnel entrances
00:00:05.068 --> 00:00:08.024
under so many parts of Denver is weird.
Duration
8 seconds
Views
45
Timestamp in Movie
00:01:55
Uploaded
Jul 09, 2025
Season
1
Episode
2
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 • E03 With the latest hi-tech imaging tools, - Secrets of the Underground 00:10
With the latest hi-tech imaging tools,
S01 • E01 So how did Capone continue his illegal operation for over a decade - Secrets of the Underground 00:07
So how did Capone continue his illegal operation for over a ...
S01 • E02 So I'm going to use cutting-edge technology - Secrets of the Underground 00:06
So I'm going to use cutting-edge technology
S01 • E08 In 1944, he was working a detail in the kitchen - Secrets of the Underground 00:07
In 1944, he was working a detail in the kitchen
S01 • E01 Legend says the answer may lie underneath the city of Louisville. - Secrets of the Underground 00:04
Legend says the answer may lie underneath the city of Louisv...
S01 • E01 There is rumoured to be a secret network of tunnels - Secrets of the Underground 00:12
There is rumoured to be a secret network of tunnels
S01 • E02 The first stop in my investigation, the airport, - Secrets of the Underground 00:08
The first stop in my investigation, the airport,
S01 • E03 Today, the only remembrance of the victims here is a memorial stone wall - Secrets of the Underground 00:10
Today, the only remembrance of the victims here is a memoria...
S01 • E08 He spent hours trying to break through before he was busted. - Secrets of the Underground 00:05
He spent hours trying to break through before he was busted.
S01 • E08 The existence of these tunnels has never been confirmed, - Secrets of the Underground 00:14
The existence of these tunnels has never been confirmed,
S01 • E02 I'm exploring the idea of a tunnel network, - Secrets of the Underground 00:08
I'm exploring the idea of a tunnel network,
S01 • E03 This is where I'm meeting local history professor Bill Watson - Secrets of the Underground 00:07
This is where I'm meeting local history professor Bill ...
S01 • E01 During Prohibition, the underground network - Secrets of the Underground 00:07
During Prohibition, the underground network
S01 • E02 Is that true? Yes, and it's actually used to carry bags back and forth. - Secrets of the Underground 00:04
Is that true? Yes, and it's actually used to carry bags...
S01 • E01 The question is, do these rumoured tunnels really exist? - Secrets of the Underground 00:05
The question is, do these rumoured tunnels really exist?
S01 • E02 But that hasn't stopped people from saying it's for other reasons, conspiracy reasons, - Secrets of the Underground 00:07
But that hasn't stopped people from saying it's fo...
S01 • E03 What evidence do we have of a mass gravesite? - Secrets of the Underground 00:04
What evidence do we have of a mass gravesite?
S01 • E03 Well, for years, it was just folklore, - Secrets of the Underground 00:07
Well, for years, it was just folklore,
S01 • E01 And if so, could Capone have accessed them to escape authorities - Secrets of the Underground 00:08
And if so, could Capone have accessed them to escape authori...
S01 • E02 I read that there's just a ton focused here on the airport. - Secrets of the Underground 00:04
I read that there's just a ton focused here on the airp...