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All we see is light, fluffy mud just laying in a flat plain
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Secrets of the Underground

All we see is light, fluffy mudjust laying in a flat plain, which tells me there's no...

All we see is light, fluffy mud
just laying in a flat plain, which tells me there's no leaking

Full Transcript

00:00:01.000 --> 00:00:04.008
All we see is light, fluffy mud just laying in a flat plain,
00:00:04.088 --> 00:00:07.068
which tells me there's no leaking.
Duration
8 seconds
Views
17
Timestamp in Movie
00:27:49
Uploaded
Jul 09, 2025
Season
1
Episode
3
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 So without convincing physical evidence to the contrary, - Secrets of the Underground 00:12
So without convincing physical evidence to the contrary,
S01 • E08 Anishinaabe culture, we refer to stones as animate objects - Secrets of the Underground 00:10
Anishinaabe culture, we refer to stones as animate objects
S01 • E07 Like a sundial not For the hour of the day, - Secrets of the Underground 00:07
Like a sundial not For the hour of the day,
S01 • E03 If any of those funnels had reopened up, - Secrets of the Underground 00:05
If any of those funnels had reopened up,
S01 • E02 This has baffled scientists for centuries - Secrets of the Underground 00:06
This has baffled scientists for centuries
S01 • E01 The most likely alternative to human construction - Secrets of the Underground 00:06
The most likely alternative to human construction
S01 • E07 It was actually An astronomical tool, - Secrets of the Underground 00:07
It was actually An astronomical tool,
S01 • E08 We refer to them as "mishoomis" - "grandfather". - Secrets of the Underground 00:04
We refer to them as "mishoomis" - "grandfathe...
S01 • E08 They reinforce that we have been here a long time - Secrets of the Underground 00:08
They reinforce that we have been here a long time
S01 • E03 Searching for clues, Paki pilots our ROV away from the sealed holes... - Secrets of the Underground 00:05
Searching for clues, Paki pilots our ROV away from the seale...
S01 • E02 I've always been fascinated by America's ancient earthen structures. - Secrets of the Underground 00:06
I've always been fascinated by America's ancient e...
S01 • E01 In fact, looking at the drone footage, - Secrets of the Underground 00:07
In fact, looking at the drone footage,
S01 • E02 Like Effigy Mounds National Monument in Iowa, - Secrets of the Underground 00:10
Like Effigy Mounds National Monument in Iowa,
S01 • E07 With the late summer Corn harvest, - Secrets of the Underground 00:08
With the late summer Corn harvest,
S01 • E01 I'm wondering if the Mima Mounds might be an extreme version - Secrets of the Underground 00:07
I'm wondering if the Mima Mounds might be an extreme ve...
S01 • E08 But how could a site 40ft underwater be sacred ground? - Secrets of the Underground 00:04
But how could a site 40ft underwater be sacred ground?
S01 • E02 But their beauty and impressiveness is overshadowed - Secrets of the Underground 00:06
But their beauty and impressiveness is overshadowed
S01 • E01 Gilgai are mounds and depressions forming in clay-rich soil, - Secrets of the Underground 00:13
Gilgai are mounds and depressions forming in clay-rich soil,
S01 • E08 It's unlikely an ancient civilisation would have dropped six stones - Secrets of the Underground 00:08
It's unlikely an ancient civilisation would have droppe...
S01 • E02 If humans were buried under these bear-shaped mounds in Iowa... - Secrets of the Underground 00:05
If humans were buried under these bear-shaped mounds in Iowa...