Ancient Aliens

Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit History series gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?

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Season 1.0

1. The Evidence (2010-04-20)
2. The Visitors (2010-04-27)
3. The Mission (2010-05-04)
4. Closer Encounters (2010-05-18)
5. The Return (2010-05-25)

Season 2.0

1. Mysterious Places (2010-10-28)
2. Gods & Aliens (2010-11-04)
3. Underwater Worlds (2010-11-11)
4. Underground Aliens (2010-11-18)
5. Aliens and the Third Reich (2010-11-25)
6. Alien Tech (2010-12-02)
7. Angels and Aliens (2010-12-09)
8. Unexplained Structures (2010-12-16)
9. Alien Devastations (2010-12-23)
10. Alien Contacts (2010-12-30)

Season 3.0

1. Aliens and the Old West (2011-07-28)
2. Aliens and Monsters (2011-08-04)
3. Aliens and Sacred Places (2011-08-11)
8. Aliens and Lost Worlds (2011-09-15)
9. Aliens and Deadly Weapons (2011-09-22)
10. Aliens and Evil Places (2011-09-28)
12. Aliens and Deadly Cults (2011-10-12)
13. Aliens and the Secret Code (2011-10-19)
14. Aliens and the Undead (2011-10-26)
15. Aliens, Gods and Heroes (2011-11-16)

Season 4.0

1. The Mayan Conspiracy (2012-02-17)
2. The Doomsday Prophecies (2012-02-17)
3. The Greys (2012-02-24)
4. Aliens and Mega-Disasters (2012-03-02)
5. The NASA Connection (2012-03-09)
6. The Mystery of Puma Punku (2012-03-16)
7. Aliens and Bigfoot (2012-03-23)
8. The Da Vinci Conspiracy (2012-04-06)
9. The Time Travelers (2012-04-27)
10. Aliens and Dinosaurs (2012-05-04)
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Season 5.0

1. Secrets of the Pyramids (2012-12-21)
2. Aliens and Cover-Ups (2012-12-28)
3. Alien Power Plants (2013-01-04)
4. Destination Orion (2013-01-11)
5. The Einstein Factor (2013-01-18)
6. Secrets of the Tombs (2013-01-25)
7. Prophets and Prophecies (2013-02-08)
8. Beyond Nazca (2013-02-15)
9. Strange Abductions (2013-02-22)
10. The von Dä​niken Legacy (2013-04-05)
11. The Viking Gods (2013-04-12)
12. The Monoliths (2013-04-19)

Season 6.0

1. The Power of Three (2013-09-30)
2. The Crystal Skulls (2013-10-07)
3. The Anunnaki Connection (2013-10-14)
4. Magic of the Gods (2013-10-21)
5. The Satan Conspiracy (2013-10-28)
6. Alien Operations (2013-11-01)
8. Mysterious Relics (2013-11-15)
10. Aliens and the Lost Ark (2013-12-06)

Season 7.0

1. Aliens and Stargates (2014-01-24)
2. Aliens in America (2014-01-31)
3. The Star Children (2014-02-07)
4. Treasure of the Gods (2014-02-14)
5. Aliens and the Red Planet (2014-02-21)
6. The Shamans (2014-02-28)
7. Aliens and Insects (2014-03-07)
8. Alien Breeders (2014-03-14)

Season 8.0

1. Alien Transports (2014-06-13)
2. Mysterious Structures (2014-06-20)
3. Mysterious Devices (2014-06-27)
4. Faces of the Gods (2014-07-25)
5. The Reptilians (2014-07-25)
6. The Tesla Experiment (2014-08-01)
7. The God Particle (2014-08-08)
8. Alien Encounters (2014-08-15)
9. Aliens & Superheroes (2014-08-22)
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Season 9.0

1. Forbidden Caves (2014-10-31)
2. Mysteries of the Sphinx (2014-11-07)
3. Aliens Among Us (2014-11-14)
4. The Genius Factor (2014-11-21)
5. Secrets of the Mummies (2014-11-28)
6. Alien Resurrections (2014-12-05)
7. Alien Messages (2014-12-19)
8. The Great Flood (2014-12-23)
9. Aliens and the Civil War (2015-04-10)
10. Hidden Pyramids (2015-04-17)
11. The Vanishings (2015-04-24)
12. The Alien Agenda (2015-05-01)

Season 10.0

1. Aliens B.C. (2015-07-24)
2. NASA's Secret Agenda (2015-07-31)
3. Aliens and Robots (2015-08-07)
4. Dark Forces (2015-08-14)
5. The Alien Evolution (2015-08-21)
6. The Other Earth (2015-08-28)
7. Creatures of the Deep (2015-09-04)
8. Circles from the Sky (2015-09-18)
9. The Alien Wars (2015-10-02)
10. The Forbidden Zones (2015-10-09)

Season 11.0

1. Pyramids of Antarctica (2016-05-06)
2. Destination Mars (2016-05-13)
3. The Next Humans (2016-05-20)
4. The New Evidence (2016-05-27)
5. The Visionaries (2016-06-10)
6. Decoding the Cosmic Egg (2016-06-17)
7. The Wisdom Keepers (2016-06-24)
8. The Mysterious Nine (2016-07-08)
9. The Hidden Empire (2016-07-15)
10. The Prototypes (2016-07-22)
11. Space Station Moon (2016-07-29)
12. Russia's Secret Files (2016-08-12)
13. Beyond Roswell (2016-08-19)
14. The Returned (2016-08-26)
15. Shiva the Destroyer (2016-09-02)

Season 12.0

1. The Alien Hunters (2017-04-28)
2. Forged by the Gods (2017-05-05)
3. The Mystery of Rudloe Manor (2017-05-12)
4. The Alien Architects (2017-05-19)
5. The Pharaohs' Curse (2017-05-26)
6. The Science Wars (2017-06-02)
7. City of the Gods (2017-06-09)
8. The Alien Frequency (2017-06-16)
9. The Majestic Twelve (2017-07-07)
10. The Akashic Record (2017-07-14)
11. Voices of the Gods (2017-07-21)
12. The Animal Agenda (2017-07-28)
13. The Replicants (2017-08-04)
14. A Spaceship Made of Stone (2017-08-11)
15. The Alien Disks (2017-09-08)
16. Return to Gobekli Tepe (2017-09-15)
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Season 13.0

1. The UFO Conspiracy (2018-04-27)
2. Da Vinci's Forbidden Codes (2018-05-04)
3. The Alien Protocols (2018-05-11)
4. Earth's Black Holes (2018-05-18)
5. The Desert Codes (2018-05-25)
6. TBA (2018-06-01)