S17 episodes 1-8 streaming until 9 Jan 2026
Ancient Aliens
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In 2021, the United States government broke a 70-year precedent of denying UFOs and released a groundbreaking report on Unidentified Aerial Phenomena. This is the full story.
Mystery Of The Standing StonesAccording to Ancient Astronaut Theorists, the placement of monoliths and their geological makeup could point to extraterrestrial intervention.
Beneath The Sacred TemplesSome of the world's most iconic sacred temples were built atop the ruins of structures that are far more ancient. Do these locations hold powers?
The World On AlertAfter decades of secrecy, high-ranking government officials are now discussing UFOs. But why now? Some say the evidence has become too great to ignore.
Recovering The Ark Of The CovenantSome 2600 years ago, the most sacred relic of the ancient world suddenly disappeared from history. Where did it go and why?
Secrets Of The Star AncestorsExplore the stories of the Star Ancestors - powerful beings embedded in the traditions of native people across North America that still exist.
Alien Air ForceSince 2017, the Navy has been releasing photos and videos of UFOs. Theorists suggest the images are nearly identical to accounts from centuries ago.
The Shadow PeopleMillions have reported encountering shadowy entities around the world who instil fear and even paralysis. Are they imaginary, or otherwordly visitors?
Decoding The Dragon GodsA look at the fire-breathing dragons, appearing in tales throughout the ancient world and worshipped as the bringers of great knowledge.
The Time BendersAs more people open their minds to UFOs and extraterrestrial visits from lightyears away, this episode explores whether aliens can bend both time and space.
On Location: Incredible StructuresInvestigate 75 million years of credible evidence suggesting aliens have visited Earth. From cave drawings to phenomena in the skies.
On Location: Extraordinary EncountersGiorgio 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.
On Location: Decoding The Alien GlyphsGiorgio Tsoukalos takes a look back at the incredible hieroglyphs, petroglyphs, and geoglyphs that he believes tell a worldwide story of alien visitation.
On Location: The Ufo InvestigationsGiorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors.
On Location: Mysterious ArtifactsGiorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors.
On Location: Evidence Of Alien LifeGiorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors.
The Shinning OnesGiorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors.
Secrets Of Inner EarthGiorgio Tsoukalos takes a look back at the most compelling investigations of all, including events that he believes represent real encounters with extraterrestrial visitors.
Journey To ImmortalityGiorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors.
Return Of The Egyptian GodsA British woman in the 20th century stunned Egyptologists by accurately locating structures and artefacts. Perhaps she had an otherworldly agenda?
Show more- About this series
- Investigators circle the globe in search of evidence in their quest to determine whether life on Earth began in outer space and if aliens influenced mankind in ancient times. Did extraterrestrial beings visit Earth and share information about technology and influence human religions? And more importantly, if aliens visited the planet before, will they return? Alien theorists believe that the answer to both questions is a resounding yes.
- CastGiorgio Tsoukalos, Erich von Däniken, David Childress
- GenreScience, Historical, Features, Kids
- Seasons17
- StudioSky History
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