All Episodes
Ancient Aliens — 90 episodes
The Majestic Twelve
The Alien Frequency
City of the Gods
Aliens and the Presidents
They Came From The Pleiades
The Shapeshifters
Destination Chile
The Ultimate Guide to UFOs
The World Before Time
The Science Wars
The Mystery of Rudloe Manor
Forged By The Gods
The Pharaoh's Curse
The UFO Pioneers
Top Ten Alien Artifacts
The Space Travelers
The Harmonic Code
Top Ten Alien Cover-Ups
Impossible Artifacts
The Forbidden Bible
Giants of the Mediterranean
The Top Ten Alien Encounters
The Galactic Keyhole
The Lost Kingdom
The Divine Number
The Top Ten Mysterious Sites
The Mystery of Mount Shasta
The Lost City of Peru
The Human Experiment
The Top Ten Mysteries of the Deep
The Power of the Talisman
The Gods of Greece
The Top Ten Alien Petroglyphs
The New UFO Hunters
Edgar Cayce: The Sleeping Prophet
The Top Ten Alien Craft
The Giants of Malta
Aliens In Our Airspace
The Mysteries of Alaska
The Top Ten Mysterious Islands
Close Encounters of the Fifth Kind
The Top Ten Mysterious Devices
Cosmic Impacts
The MUFON Files
The Top Ten Pyramid Sites
The Power of the Obelisks
Mystery of the Lost Civilization
Ancient Aliens On Location: Decoding The Alien Glyphs
The Crop Circle Code
The Hotspots Connection
Ancient Aliens On Location: Extraordinary Encounters
Journey To Immortality
The Shining Ones
Ancient Aliens On Location: Incredible Structures
Secrets of Inner Earth
The Time Benders
Ancient Aliens On Location: The UFO Investigations
Return of the Egyptian Gods
Decoding The Dragon Gods
Ancient Aliens On Location: Mysterious Artifacts
The Shadow People
Alien Air Force
Ancient Aliens On Location: Evidence of Alien Life
Beneath the Sacred Temples
Secrets of the Star Ancestors
The Top Ten Alien Disasters
The World on Alert
Resurrecting Puma Punku
The Teachers
The Top Ten Alien Codes
Egypt's Giant Tombs
Mystery of the Stone Spheres
The Search For Extraterrestrial Intelligence
The Top Ten Alien Influencers
Jacques Vallee: UFO Pioneer
Unlocking the Stargates
Mysteries of the Maya
The Top Ten Extraordinary Creatures
Mystery of the Standing Stones
Mysteries of Scotland
The Whistleblowers
The Top Ten Scariest Encounters
The UFO Superhighway
The Linda Moulton Howe Files
The Chosen
The Disclosure Event
The Top Ten Hidden Alien Bases
Secrets of the Sumerians
Recovering the Ark of the Covenant
Ancient Aliens Trailer