Ancient Aliens
The Top Ten Mysteries of the Deep
Season 15 Episode 17
The top 10 mysteries of the deep, from sunken continents to ruins on the ocean floor and even artefacts that may be remnants of Atlantis. Could these mysteries provide a record of extraterrestrial visitation?
Ancient Aliens airs on Blaze at 6:00 PM, Tuesday 31 December.
Learn more about Ancient Aliens and other education/science/factual topics on our factual page
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