The history of UFO sightings in North America goes back nearly 80 years. Explore the timeline of some of the most famous sightings and listen to testimonials from witnesses and the experts who dedicate their careers into uncovering the mysteries behind them. Solve the unknown in the brand new series, UFOs: Investigating The Unknown, Tuesdays at 8pm on National Geographic UK. | National Geographic UK

24K views · 520 reactions | Now that UFOs or UAPs have been confirmed by the government, we're looking more closely at the largest unidentified flying object sighting in history. What happened that night in the desert of Arizona that was reportedly witnessed by thousands? Check out today's epic new video to find out! The truth is out there! | The Infographics Show | Facebook

On Friday, May 31st, discover more about the UFO phenomenon than ever before in a six-part docuseries that goes inside the Pentagon’s research on the unexplained. Watch “Unidentified: Inside America’s UFO Investigation” on History. | HISTORY

The whistleblower who shocked the world then went silent until this documentary, reveals some shocking information on UFO technology. Watch Bob Lazar: Area 51 and Flying Saucers on Gaia: https://cs-link.gaia.com/3qQK1uK | Unexplained on Gaia