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The Best Episodes of Ancient Aliens Season 18

Every episode of Ancient Aliens Season 18 ranked from best to worst. Discover the Best Episodes of Ancient Aliens Season 18!

The Best Episodes of Ancient Aliens Season 18

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings...

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  1. 8.0/10(65 votes)

    #1 - Return of the Egyptian Gods

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    S18:E20

    In the 20th century, a mysterious British woman who claimed to be the reincarnation of an ancient Egyptian priestess shocked Egyptologists by accurately locating countless structures and artifacts in the Nile Valley. Could it be that she was carrying out an otherworldly agenda–and preparing for the return of the Egyptian gods?

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  2. 7.5/10(94 votes)

    #2 - The Disclosure Event

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    S18:E1

    In 2021, the United States government broke a 70-year precedent of denying UFOs and released a groundbreaking report on Unidentified Aerial Phenomena. Are we on the brink of full government disclosure about the strange objects witnessed in our skies? And if so, will we soon discover that they are, in fact, of extraterrestrial origin?

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  3. 7.4/10(76 votes)

    #3 - The World on Alert

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    S18:E4

    Across the globe, high-ranking government officials are openly talking about Unidentified Aerial Phenomena. But why now? Ancient Astronaut theorists suggest the evidence has become too great to ignore–and the truth about an extraterrestrial presence on Earth will soon be revealed.

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  4. 7.4/10(59 votes)

    #4 - The Journey to Immortality

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    S18:E18

    Ancient cultures around the world often referred to the gods as the “Immortals” — but could they have encountered extraterrestrial beings that had achieved eternal life? And if these visitors genetically engineered the human race, as Ancient Astronaut Theorists suggest, is it our destiny to become immortals as well?

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  5. 7.3/10(76 votes)

    #5 - Beneath the Sacred Temples

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    S18:E3

    Some of the world's most iconic sacred temples were built atop the ruins of structures that are far more ancient. What compelled early humans to rebuild in the same places again and again? Do these locations hold special power? And could they be points of ancient alien contact?

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  6. 7.3/10(68 votes)

    #6 - The Time Benders

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    S18:E10

    Today, more people than ever before believe that Unidentified Flying Objects are of alien origin. But if extraterrestrials have come to Earth from lightyears away, could they be capable of bending both time and space? Might it even be possible that the UFOs in our skies are not visitors from other planets, but from our own future?

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  8. 7.2/10(66 votes)

    #7 - Secrets Of The Star Ancestors

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    S18:E6

    In the traditions of native peoples across North America are stories of the Star Ancestors--powerful beings who descended to Earth in the distant past and are sometimes present even today. Might the ancient accounts and depictions of these visitors reveal profound truths about both humanity's origins - and its future in the stars?

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  9. 7.1/10(73 votes)

    #8 - Mystery of the Standing Stones

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    S18:E2

    It is one of the greatest mysteries of the prehistoric world: why did people on nearly every continent erect giant standing stones? According to Ancient Astronaut Theorists, the placement of these monoliths and their geological makeup could point to extraterrestrial intervention--and. quite possibly, a technology that once existed on Earth far more advanced than our own.

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  10. 7.0/10(73 votes)

    #9 - Recovering The Ark Of The Covenant

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    S18:E5

    Some 2,600 years ago, the most sacred relic of the ancient world suddenly disappeared from history: The Ark of the Covenant. Could descriptions of the Ark's incredible power reveal that it was a highly advanced technological device? And if found, will it provide undeniable proof of humanity's extraterrestrial past?

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  11. 7.0/10(66 votes)

    #10 - Alien Air Force

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    S18:E7

    Since 2017, the Navy has been releasing photos and videos of Unidentified Aerial Phenomena--and Ancient Astronaut Theorists suggest the incredible images are nearly identical to accounts from centuries ago. Could flying pyramids. bell-shaped craft and cylindrical objects represent alien craft that have been roaming Earth's skies for thousands of years?

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  12. 6.9/10(58 votes)

    #11 - The Shining Ones

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    S18:E17

    In Ireland, the notion of the fairy folk dates back thousands of years and originates with stories of powerful shining beings who came down from the sky; exploring if these tales have been inspired by ancient alien visitation.

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  13. 6.9/10(58 votes)

    #12 - Secrets of Inner Earth

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    S18:E19

    In the nearly 2,000-year-old text called “The Zohar”, there is a curious passage that describes hidden realms beneath the surface of the Earth–each of which is said to be populated by both human and non-human intelligences. Is it possible that we are not alone–even on our own planet?

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  14. 6.8/10(66 votes)

    #13 - The Shadow People

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    S18:E8

    Millions of people around the world have reported encountering shadowy entities who instill fear, shortness of breath. and even paralysis. Is it possible that the so-called "Shadow People" are more than mere figments of the imagination? Could they be visitors from other worlds - or even other dimensions?

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  15. 6.8/10(66 votes)

    #14 - Decoding the Dragon Gods

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    S18:E9

    Throughout the ancient world, tales are told of fire-breathing dragons; though fearsome, they have been worshipped as the bringers of great knowledge and credited as the founders of civilization.

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  16. 6.8/10(58 votes)

    #15 - Ancient Aliens On Location: Incredible Structures

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    S18:E11

    Ancient Aliens has traveled to many mysterious sites that seem to defy explanation. Now, Giorgio Tsoukalos takes a look back at some of the most incredible structures we’ve visited all over the world. Structures that, as far as Giorgio is concerned, provide undeniable evidence of extraterrestrial contact.

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  17. 6.7/10(51 votes)

    #16 - Ancient Aliens on Location: Evidence of Alien Life

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    S18:E16

    Ancient Aliens has followed investigators across the globe as they’ve gone directly to the sites where signs of alien life have been found. Now, Giorgio Tsoukalos takes a look back at the most incredible evidence ever uncovered that could offer definitive proof that we are not alone in the universe.

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  18. 6.6/10(51 votes)

    #17 - Ancient Aliens On Location: The UFO Investigations

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    S18:E14

    Ancient Aliens has met with eyewitnesses and traveled to the sites of incredible UFO incidents reported all over the world. Now, Giorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors.

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  19. 6.5/10(51 votes)

    #18 - Ancient Aliens On Location: Mysterious Artifacts

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    S18:E15

    The team investigates the world's oldest and most incredible relics up close; Giorgio Tsoukalos takes a look back at the most mysterious artifacts from all over the globe, those he believes provide undeniable proof of extraterrestrial contact.

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  20. 6.3/10(54 votes)

    #19 - Ancient Aliens On Location: Extraordinary Encounters

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    S18:E12

    Ancient Aliens has followed investigators across the globe as they've gone directly to the sites where unexplained incidents have been reported. Now, Giorgio Tsoukalos takes a look back at the most extraordinary encounters that, as far as he's concerned, provide evidence of an extraterrestrial presence on Earth.

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  21. 6.3/10(56 votes)

    #20 - Ancient Aliens on Location: The Alien Glyphs

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    S18:E13

    Ancient Aliens has examined the oldest and most mysterious rock art on Earth up close, and Giorgio Tsoukalos takes a look back at the incredible hieroglyphs, petroglyphs, and geoglyphs that he believes tell a worldwide story of alien visitation.

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Season 18 Ratings Summary

"Return of the Egyptian Gods" is the best rated episode of "Ancient Aliens" season 18. It scored 8/10 based on 65 votes. Directed by N/A and written by N/A, it aired on 9/16/2022. This episode is rated 0.5 points higher than the second-best, "The Disclosure Event".