These are deep lakes, and it's hard to know what's - What about Lake - Many lakes,...
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These are deep lakes, and it's hard to know what's - What about Lake - Many lakes, including were once connected to In theory, it's possible that in there and had remained landlocked
Full Transcript
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These are deep lakes,
00:00:03.169 --> 00:00:05.296
and it's hard to know what's
00:00:05.338 --> 00:00:06.881
- What about Lake
00:00:06.923 --> 00:00:08.883
- Many lakes, including
00:00:08.925 --> 00:00:10.343
were once connected to
00:00:10.384 --> 00:00:12.345
In theory, it's possible that
00:00:12.386 --> 00:00:15.222
in there and had remained
00:00:15.264 --> 00:00:16.766
landlocked.
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Movie Summary
Documentary series investigates some of America's greatest unsolved mysteries.
![- [growling] - Mysteries Decoded](https://clip.cafe/img400/growling-s802.jpg)
