Puma Punku in Bolivia features stone blocks, each carved with precision; the blocks lie scattered across the landscape, confusing archaeologists as to what the ancient site might have been.
1 year ago720p
S20 E19 - The Chosen
From biblical patriarchs to modern day alien abductees, throughout history, there have been people who claimed to have contact with otherworldly beings; often bearing important messages for humanity.
1 year ago720p
S20 E18 - The Linda Moulton Howe Files
For 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?
1 year ago720p
S20 E17 - Egypt's Giant Tombs
Deep beneath the sands of Egypt lie 24 enormous sarcophagi, and every one of them is empty; discussing what purpose those giant tombs had served.
1 year ago720p
S20 E16 - The Teachers
Stories 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.
1 year ago720p
S20 E15 - Jacques Vallée: UFO Pioneer
Dr. 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.
1 year ago720p
S20 E14 - The Search For Extraterrestrial Intelligence
For 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.
1 year ago720p
S20 E13 - The Whistleblowers
For decades, incredible claims have been made about an extraterrestrial presence on Earth, and the government has gone to great lengths to discredit them.
In the 21st century, UFOs have gone from fringe science to mainstream obsession. A new generation of UFO hunters is employing incredible technology, and Unidentified Flying Objects are being openly investigated by the government. Are we closer than ever to understanding the strange events happening in our skies?
14 years ago720p
S4 E2 - The Doomsday Prophecies
The Maya created the most sophisticated calendar systems in the ancient world, and according to many scholars their Long Count Calendar will come to an end on December 21, 2012. What does this mean for mankind? Some researchers believe it will usher in the return of Bolon Yokte--a mysterious god associated with creation and war. Could this god actually be an extraterrestrial as some ancient astronaut theorists believe? Other scholars believe the end of the calendar will bring about a series of catastrophic events that may threaten the very existence of mankind. They point to a rare galactic alignment that will coincide with the end of the Mayan calendar as proof of an impending geological catastrophe. If these doomsday prophecies prove to be true, will it mean the end of the world as we know it? Or could it reveal some profound truth about the origins of the human race?
12 years ago720p
S7 E7 - Aliens and Insects
Earth is home to 10 quintillion insects. In cultures throughout the world, insects have been honored, feared and even revered as gods. But might these strange creatures that have inhabited Earth for hundreds of millions of years provide a link to extraterrestrial beings? Is it possible the ancient Egyptians encountered alien beings that had an insect-like appearance? Are the scorpion-tailed locust described in the Book of Revelations some type of advanced weaponry wielded by an extraterrestrial being? Might the Ant People that appear in both Greek and Native American mythology really be grey aliens? Is it possible that there is a connection between insects and aliens? Are insects related to beings from beyond our world, as some Ancient Astronaut theorists suggest? And if so, might they have a secret purpose we have yet to discover?
4 years ago720p
S17 E7 - Top Ten Alien Artifacts
An ancient figurine of a modern-day airplane. A primitive statue of a man in a spacesuit. Mysterious crystal skulls whose origins are entirely unknown. For more than a decade on Ancient Aliens, we've traveled the globe and investigated strange objects found on every continent on Earth. We're counting down the top ten alien artifacts. Objects that could provide evidence that extraterrestrials once walked among us.
2 years ago720p
S19 E13 - The Top Ten Mysterious Islands
Ancient Aliens is counting down the world’s top ten mysterious islands, including sites said to be home to giants, remote landmasses that are home to massive megalithic structures, and even islands that disappear into thin air. Could these incredible sites provide evidence of extraterrestrial visitation?
4 years ago720p
S18 E3 - Beneath the Sacred Temples
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?
12 years ago720p
S7 E2 - Aliens in America
Strange rock carvings from 8,000 B.C. Unexplained sightings in the new world. And a frightening anomaly plaguing the American West. Is there more to America's past than is found in our history books? Could the mysterious stories and relics found throughout the United States be evidence of extraterrestrial contact in the distant past? In 1909, the Phoenix Gazette reported the finding of a strange man-made cave filled with ancient objects and mummies. Could there be a connection between the mysterious cave and the legend of Native American ancestors called "Star Beings?" Strange lights and unexplained weather anomalies were documented throughout colonial America. Is there evidence that early American settlers had close encounters with extraterrestrial entities? Could UFO sightings and reports of alien contact be part of America's untold history?
3 years ago720p
S18 E11 - Ancient Aliens On Location: Incredible Structures
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.
3 years ago720p
S19 E1 - The Hotspot Connection
Studies have shown that up to 70% of all UFO sightings happen in so-called ‘hotspots’ where reports of visions, mysterious lights and unusual phenomena are regularly witnessed–and not only in modern times, but dating back thousands of years. Could there be something about these locations that attracts extraterrestrial visitors?
