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Secrets of the Underground

We had no idea what it was, other than it didn'tlook to be natural

We had no idea what it was, other than it didn't
look to be natural

Full Transcript

00:00:01.000 --> 00:00:03.008
We had no idea what it was,
00:00:03.016 --> 00:00:06.024
other than it didn't look to be natural.
Duration
6 seconds
Views
12
Timestamp in Movie
00:27:20
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 Now my quest to unlock America's underground secrets - Secrets of the Underground 00:12
Now my quest to unlock America's underground secrets
S01 • E01 In fact, the longer I look at the drone footage, - Secrets of the Underground 00:08
In fact, the longer I look at the drone footage,
S01 • E07 And landed on the west coast In the early 15th century, - Secrets of the Underground 00:07
And landed on the west coast In the early 15th century,
S01 • E07 And in newfoundland, canada, - Secrets of the Underground 00:04
And in newfoundland, canada,
S01 • E08 One look at the outline of the rocks was all it took to convince - Secrets of the Underground 00:08
One look at the outline of the rocks was all it took to conv...
S01 • E01 I feel like my mind is showing a pattern to me that may not exist. - Secrets of the Underground 00:05
I feel like my mind is showing a pattern to me that may not ...
S01 • E02 A gigantic man-made effigy, or earth mound, stretching over a quarter-mile long. - Secrets of the Underground 00:07
A gigantic man-made effigy, or earth mound, stretching over ...
S01 • E01 I don't see any of the hallmarks of man-made origins - Secrets of the Underground 00:06
I don't see any of the hallmarks of man-made origins
S01 • E07 Dating back more Than 400 years before that. - Secrets of the Underground 00:04
Dating back more Than 400 years before that.
S01 • E08 Hank's ancestors, the Anishinaabe people, - Secrets of the Underground 00:06
Hank's ancestors, the Anishinaabe people,
S01 • E01 There's no repeating geometric pattern, - Secrets of the Underground 00:08
There's no repeating geometric pattern,
S01 • E07 That there were european Visitors here even earlier, - Secrets of the Underground 00:07
That there were european Visitors here even earlier,
S01 • E02 In fact, it's believed to be the largest earthwork effigy mound - Secrets of the Underground 00:08
In fact, it's believed to be the largest earthwork effi...
S01 • E08 He believes his tribe's prehistoric forefathers, - Secrets of the Underground 00:11
He believes his tribe's prehistoric forefathers,
S01 • E07 You have unique Architectural features here. - Secrets of the Underground 00:04
You have unique Architectural features here.
S01 • E02 Was this Serpent Mound simply a shrine for religious rituals - Secrets of the Underground 00:13
Was this Serpent Mound simply a shrine for religious rituals
S01 • E03 All we see is light, fluffy mud just laying in a flat plain, - Secrets of the Underground 00:08
All we see is light, fluffy mud just laying in a flat plain,
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,