This marathon dives deep into America’s UFO investigations, examining potential planetary threats, alleged government cover-ups, and chilling airline encounters that suggest the truth about unidentified phenomena may be hiding in plain sight. See more in this Unidentified: Inside America's UFO Investigation marathon. #Unidentified Subscribe for more from Unidentified and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT Find out more about the show and watch full episodes on our site: https://www.history.com/shows/unidentified-inside-americas-ufo-investigation Check out exclusive The HISTORY Channel content: History Newsletter - https://histv.co/newsletter Website - https://histv.co/History Facebook - https://histv.co/Facebook Twitter - https://histv.co/Twitter In season two, each episode will center around a specific case or aspect of the modern UAP phenomenon and follow the credible team of connected investigators including former military intelligence official and Special Agent In-Charge, Luis Elizondo, and former Deputy Assistant Secretary of Defense and Intelligence, Chris Mellon. HISTORY® is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming.