Ancient AliensSeizoen 20

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 to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.

Where to Watch Ancient Aliens • Seizoen 20

20 Episodes

The Top Ten Alien Influencers
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The Top Ten Alien InfluencersDid a biblical patriarch receive instructions from 200 angels high above the earth? Were the ancient Greeks taught how to work metal by a race of fish-people? And might Egypt's most controversial Pharoah have been an extraterrestrial being? Giorgio Tsoukalos looks at mysterious teachers who have appeared throughout history-and reveals The Top Ten Alien Influencers who he believes provide the ultimate proof of extraterrestrial contact.
The Top Ten Extraordinary Creatures
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The Top Ten Extraordinary CreaturesFor more than a decade, Ancient Aliens has collected dozens of reports of encounters with strange and mysterious beasts. Now, Ancient Astronaut Theorist Giorgio Tsoukalos takes a look back at The Top Ten Extraordinary Creatures we've investigated-creatures that just might provide compelling evidence of extraterrestrial visitation.
The Top Ten Hidden Alien Bases
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The Top Ten Hidden Alien BasesAncient Aliens is counting down the top ten locations around the world that just might be hiding alien bases, including a cavern beneath the ice of Antarctica, a lake in China that is a hotspot for UFOs, and a pyramid under the slopes of Mt. Denali in Alaska. Are these locations proof that extraterrestrials are not only visiting our planet... but are hiding in plain sight?
The Top Ten Scariest Encounters
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The Top Ten Scariest EncountersAncient Aliens is counting down the top ten scariest encounters that just might be evidence of extraterrestrial visitation. From an encounter in rural Texas that left onlookers with unexplainable injuries, to mysterious cattle mutilations, and a man who was abducted in front of a group of people. Are these frightening encounters proof of extraterrestrial contact?
The Top Ten Alien Codes
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The Top Ten Alien CodesAncient Aliens is counting down ten of the most intriguing--and mysterious--symbols and codes found across the globe that just might contain proof of otherworldly contact. From glyphs in the Peruvian desert, to spiral petroglyphs embedded with advanced math, and a language with an otherworldly origin, could these codes unlock the secrets of our extraterrestrial past?
The Top Ten Alien Disasters
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The Top Ten Alien DisastersAncient Aliens is counting down the top ten most devastating disasters ever documented that might have an otherworldly connection, from a flying monster at a nuclear incident, a meteor that wiped out the dinosaurs, and a deadly virus that might be from another world. Could these disasters be proof of extraterrestrial contact?
Secrets Of The Sumerians
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Secrets Of The SumeriansMore than 7,000 years ago, the ancient Sumerians established what is considered the world's first civilization and they credited their extraordinary achievements to their gods, the Anunnaki. But is it possible that these powerful beings were, in fact, extraterrestrial visitors to Earth?
The UFO Superhighway
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The UFO SuperhighwayAlong the Earth's north 37th parallel there have been so many reports of unidentified flying objects, animal mutilations, and other mysterious events that it has been dubbed The UFO Superhighway. Could there be something about this latitude that is attracting extraterrestrial visitors?
Mysteries of Scotland
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Mysteries of ScotlandFor thousands of years, Scotland has been an epicenter of otherworldly phenomena. It is home to mysterious ancient stone circles, stories of strange beings, and is a major hotspot for UFO sightings. Could it be that Scotland is a magnet for extraterrestrial visitors?
Mystery of the Stone Spheres
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Mystery of the Stone SpheresThroughout the world there are mysterious ancient stones shaped into perfect spheres; many of them show clear evidence of being manmade and some completely defy explanation; the mystery of the stone spheres could provide clues about humankind's past.
Mysteries of the Maya
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Mysteries of the MayaConsidered by many to be the greatest civilization in the history of the Americas, the Maya thrived for more than 2,000 years. Now, new evidence is being discovered that completely upends our understanding of this ancient culture... and might provide evidence that the Maya came in contact with extraterrestrial visitors.
Unlocking the Stargates
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Unlocking the StargatesFor thousands of years, cultures around the world have held a belief in stargates through which beings have traveled to Earth from distant points in the universe and even other dimensions. Could such portals truly exist? And if we obtain the key to unlocking the stargates, will we find a cosmos teaming with life?
The Whistleblowers
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The WhistleblowersUFOs crashed, alien entities recovered. Claims of extraterrestrial presence, government secrecy, discrediting whistleblowers. Examining if whistleblower accounts will be proven true as evidence emerges.
The Search For Extraterrestrial Intelligence
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The Search For Extraterrestrial IntelligenceFor thousands of years, humankind has attempted to make contact with beings from beyond Earth; now, the search for extraterrestrial intelligence is ramping up, with new technologies allowing individuals to explore the universe.
Jacques Vallée: UFO Pioneer
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Jacques Vallée: UFO PioneerDr. Jacques Vallée has many scientific degrees, is a best-selling author and is regarded as one of the internet's founding fathers. But he is best renowned for his groundbreaking work on the subject of UFOs, where his bold theories call into question our understanding of alien life.
The Teachers
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The TeachersStories of god-like beings providing instruction to early humans, helping establish the first civilizations; exploring if mysterious figures who appear throughout history provide evidence that these otherworldly teachers have been here all along.
Egypt's Giant Tombs
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Egypt's Giant TombsDeep beneath the sands of Egypt lie 24 enormous sarcophagi-and every one of them is empty. What purpose might these giant tombs have served? And is it possible that the perfectly carved stone boxes-each weighing more than 70 tons-were designed not by humans... but by otherworldly visitors?
The Linda Moulton Howe Files
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The Linda Moulton Howe FilesFor more than four decades, award-winning journalist Linda Moulton Howe has covered the most mysterious phenomena on Earth. Could her investigations on everything from bizarre animal deaths to crop formations and alien abductions lead us to a profound new reality?
The Chosen
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The ChosenFrom biblical patriarchs to modern day alien abductees, throughout history, there have been people who claimed to have contact with otherworldly beings. And often bearing important messages for humanity. Could it be that they have been chosen to help carry out an extraterrestrial agenda?
Resurrecting Puma Punku
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Resurrecting Puma PunkuPuma Punku in Bolivia features some of the largest stone blocks on Earth, each carved with incredible precision. But the blocks lie scattered across the landscape, baffling archaeologists as to what the ancient site might have been. Could new advancements in technology help to solve a centuries old puzzle-and offer proof of alien intervention on Earth?