The Best UFOs Documentaries

Archaeology & Mysteries - 127 free documentaries about ufos.

Start with Government Breaks Silence: Strange Encounters (42 min, National Geographic), then The Global Threat (42 min, National Geographic). All 127 documentaries here are free to watch from their makers' official uploads. To read deeper, the top-rated book on ufos is UFOs by Leslie Kean.

• Government Breaks Silence: Strange Encounters | UFO's Investigating the Unknown (42 min, National Geographic)
• The Global Threat | UFOs: Investigating the Unknown (42 min, National Geographic)
• Evidence of Strange Human Hybrids Revealed | Ancient Aliens (35 min, HISTORY)
• Lost Civilizations Beneath Antarctica? | Ancient Aliens (37 min, HISTORY)
• Inside Look At Area 51 *New Theories Revealed!* | Ancient Aliens (34 min, HISTORY)
• Have Aliens Been Visiting Earth for Millions of Years? | Ancient Aliens (37 min, HISTORY)
• Experts Reveal What Really Happened | Area 51: The CIA's Secret (44 min, National Geographic)
• Interstellar Secrets of Ancient Civilizations | Ancient Aliens (41 min, HISTORY)
• The Strangest Encounters in Space | NASA's Unexplained Files (43 min, Science Channel)
• Is The Government Covering Up The Truth About Extraterrestrials? | UFO Conclusion (46 min, Spark)
• Inside Storm Area 51: How a Viral Meme Almost Destroyed a Town (26 min, VICE)
• UFO Truths Exposed | UFOs: Investigating the Unknown MEGA Episode (132 min, National Geographic)
• UFO Roswell Incident | Undercover History Updates (44 min, National Geographic)
• UFO Activity Surges Across the U.S. | Unidentified: Inside America's UFO Investigation (28 min, HISTORY)
• Dark Encounters: Reptilians and Hidden Beings | Ancient Aliens (26 min, HISTORY)
• Unsolved Alien Mysteries: from Alaska's Pyramid to the Freemasons | Ancient Aliens (70 min, HISTORY)
• Extraterrestrial Moon Bases: Strange Evidence Explained | Ancient Aliens (S1, E11) (42 min, HISTORY)
• Ancient Aliens: Civilization Buried Under Antarctica's Ice?! (S14, E1) (42 min, HISTORY)
• The Sumerian Object NASA Can't Explain (S20, E7) | Ancient Aliens (42 min, HISTORY)
• The Most Shocking Alien Encounters Ever | Ancient Aliens (40 min, HISTORY)
• Inside the Mystery of the Greys | Ancient Aliens (49 min, HISTORY)
• Travis Taylor Reveals HUGE Secrets | Ancient Aliens (25 min, HISTORY)
• Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) (91 min, HISTORY)
• A Piece of the Sun Missing? | NASA's Unexplained Files (43 min, Science Channel)
• Aliens, Yetis, UFOs, and Other Paranormal Phenomena | Expedition Files (61 min, Discovery)
• Extraterrestrial Mysteries on the Ocean Floor | Ancient Aliens (34 min, HISTORY)
• Revisiting the Ranch’s Wildest Events | The Secret of Skinwalker Ranch (20 min, HISTORY)
• The Mystery of Alien Travel Through History | Ancient Aliens (40 min, HISTORY)
• What Governments Know About Aliens | Ancient Aliens (39 min, HISTORY)
• Humans From the Future | Ancient Aliens (20 min, HISTORY)
• Biggest Discoveries Found on the Moon *Part 2* | Ancient Aliens (18 min, HISTORY)
• TOP SECRET Area 51 Information | Ancient Aliens (20 min, HISTORY)
• Giant UFO in Texas | UFOs: Investigating the Unknown (42 min, National Geographic)
• Ancient Aliens: The Great Egyptian Pharaohs and Gods (21 min, HISTORY)
• How AI & Physics Are Unlocking the Truth | UFOs: Investigating the Unknown (44 min, National Geographic)
• Disclosure Day: The Final Evidence From Roswell UFO Incident (85 min, Real Stories)
• Moon Mysteries | NASA's Unexplained Files (60 min, Science Channel)
• Mysterious Lights Interrupt Astronaut's Spacewalk | NASA's Unexplained Files (43 min, Science Channel)
• Secret Pentagon Program | UFOs: Investigating the Unknown (42 min, National Geographic)
• I Have Seen UFOs All My Life (22 min, VICE)
• After the Ranch Emits a Dangerous Signal, a Man Gets Sick | The Secret of Skinwalker Ranch (S1, E2) (42 min, HISTORY)
• Alien Encounters | UFOs: Investigating the Unknown (44 min, National Geographic)
• People Who Experienced Aliens | UFOs: Investigating the Unknown (44 min, National Geographic)
• UFO Sightings at Nuclear Bases | UFOs: Investigating the Unknown (42 min, National Geographic)
• Roswell's First Witness Testimonial (83 min, HISTORY)
• Encounters that threatened America | UFOs: Top Secret Alien Files (79 min, HISTORY)
• Something Lurks at Homestead Two | The Secret of Skinwalker Ranch (18 min, HISTORY)
• Former Pentagon UFO Chief Returns (S4, E7) | The Secret of Skinwalker Ranch (42 min, HISTORY)
• The Global Pyramid Mystery | Ancient Aliens (19 min, HISTORY)
• The Triangle Mystery (S2, E2) | Unidentified: Inside America's UFO Investigation (41 min, HISTORY)
• Giza's Massive Monolithic Sculpture (S9, E2) | Ancient Aliens (43 min, HISTORY)
• Most Unbelievable UFO Encounters Ever | The Proof Is Out There (76 min, HISTORY)
• UFOs: A State Secret? (54 min, ENDEVR)
• Self-Healing Ceramic Found on Ranch | The Secret of Skinwalker Ranch (20 min, HISTORY)
• High Tech Research on the Ranch | The Secret of Skinwalker Ranch (21 min, HISTORY)
• Volcanoes Connected to UFO Battles | Ancient Aliens (24 min, HISTORY)
• Nick Pope’s Global UFO Investigation | Ancient Aliens (24 min, HISTORY)
• UFO Mysteries That Defy Explanation | Unidentified: Inside America's UFO Investigation (27 min, HISTORY)
• Close Encounters with Terrifying Aliens | UFO Files (29 min, HISTORY)
• Disturbing an Ancient UFO Site? (S4, E8) | The Secret of Skinwalker Ranch (42 min, HISTORY)
• Did Egypt’s Gods Come From the Stars? | Ancient Aliens (22 min, HISTORY)
• Uncovering Decades of UFO Cover-Ups (82 min, HISTORY)
• The UnXplained: Leaked Classified UFO Videos Stun the Public! (20 min, HISTORY)
• Are We Alone? The Search for Alien Life | UFOs: Investigating the Unknown (44 min, National Geographic)
• UFO Whistleblower | UFOs: Investigating the Unknown (44 min, National Geographic)
• The Ranch Strikes Back | The Secret of Skinwalker Ranch (S2, E1) (42 min, HISTORY)
• Risks of Revealing UFO Secrets | UFO Cover Ups: Secrets Revealed | Full Special (80 min, HISTORY)
• Mysteries of the Maya (S20, E11) | Ancient Aliens (42 min, HISTORY)
• The World's Most Active UFO Hotspot? (S20, E9) | Ancient Aliens (42 min, HISTORY)
• The Mayan Conspiracy (S4, E1) | Ancient Aliens (44 min, HISTORY)
• Are Shamans Channeling Aliens? (S1, E17) | Ancient Aliens: Declassified (164 min, HISTORY)
• Roswell - UFO Crash in New Mexico (61 min, Free Documentary - History)
• Did THEY Contribute to the Birth of Human Civilization? | Ancient Aliens (59 min, Free Documentary)
• The UFO Superhighway (S20, E8) | Ancient Aliens (42 min, HISTORY)
• The Roswell Mystery Files | Ancient Aliens (27 min, HISTORY)
• Rural UFO Encounters That Defy Logic | UFO Files (30 min, HISTORY)
• UFO Incidents That Will Shock You to the Core | In Search Of (19 min, HISTORY)
• Drilling the Mesa Sparks UFO Activity (S4, E5) | The Secret of Skinwalker Ranch (42 min, HISTORY)
• Unidentified: Inside America's UFO Investigation: Mystery In The Sky (S2, E5) (42 min, HISTORY)
• America's Other Roswell: the Kecksburg UFO | Conspiracy (S1, E13) (45 min, HISTORY)

Top-Rated Books About UFOs

1. UFOs by Leslie Kean - View on Amazon
2. The Eerie Silence by Paul Davies - View on Amazon
3. Extraterrestrial by Avi Loeb - View on Amazon
4. The UFO experience by J. Allen Hynek - View on Amazon