Stay up to date on all of HISTORY's latest premieres at http://history.com/schedule
According to Ancient Astronaut Theorists, Leonardo da Vinci encoded secret messages in his paintings for future generations to discover. Discover the alien knowledge that could be hidden in his work, in this scene from Season 13, "Da Vinci's Forbidden Codes". #AncientAliens
Subscribe for more from Ancient Aliens and other great HISTORY shows:
http://histv.co/SubscribeHistoryYT
Find out more about the show and watch full episodes on our site:
http://po.st/AncientAliens
Check out exclusive HISTORY content:
History Newsletter: http://po.st/HistoryNewsletter
Website http://po.st/HistoryWeb
Facebook http://po.st/HistoryFacebook
Twitter http://po.st/HistoryTwitter
HISTORY® is the leading destination for awardwinning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s alloriginal programming slate features a roster of hit series, premium documentaries, and scripted event programming.