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YouTubeHISTORY
Ancient Aliens: The Da Vinci Conspiracy (S4, E8) | Full Episode
Might an examination of Leonardo Da Vinci's masterful paintings, highly technical hand-drawn sketches, and private journals reveal knowledge of otherworldly technology and extraterrestrial beings? See more in Season 4, Episode 8, "The Da Vinci Conspiracy." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http ...
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