The Top Ten Alien Petroglyphs

September 15, 2023

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Ancient Aliens - S19 - E20

Counting down the top ten alien petroglyphs around the world, from strange, human-like figures to flying craft and carvings of what appear to be astronauts. Could these mysterious carvings provide a record of extraterrestrial visitation?

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Ancient Aliens: Season 19 - 20 Episode s

19x1 - The Hotspot Connection
January 6, 2023
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?
19x2 - The Crop Circle Code
January 13, 2023
More than 10,000 crop circle formations have been documented in over 50 countries, and many display properties that defy conventional explanations. Are they of otherworldly origin? And if so, what is their purpose? Could it be that reconnection with our alien ancestors will only come when we finally crack the crop circle code?
19x3 - Mystery of the Lost Civilization
January 20, 2023
The discovery of the ancient megalithic site of Karahan Tepe in southern Turkey turned the world of archaeology on its head, displaying engineering skills far beyond what the people of the time were thought to be capable of. But could new evidence reveal that this more than 11,000-year-old complex was built not by humans…but giants?
19x4 - The Power of the Obelisks
February 3, 2023
The towering obelisks of ancient Egypt weigh hundreds of tons and each was perfectly carved from a single granite rock. While mainstream scholars identify them as monuments to the pharaohs, Ancient Astronaut Theorists suggest they may have served a technological purpose–they powered a technology that allowed for communication with the gods who came from the stars.
19x5 - The MUFON Files
February 10, 2023
The Mutual UFO Network is an organization devoted to the scientific investigation of unidentified aerial phenomena and other unexplained encounters; with more than five decades of investigations, MUFON's extensive database could contain proof.
19x6 - Cosmic Impacts
February 17, 2023
Meteor impacts have significantly altered our world, creating the perfect environment for the rise of humankind and delivering metals essential to the development of an advanced civilization. But could new evidence reveal that celestial objects have been directed to Earth by an alien intelligence?
19x7 - Close Encounters of the Fifth Kind
February 24, 2023
The Center for the Study of Extra-Terrestrial Intelligence defines a “Close Encounter of The Fifth Kind” as direct human contact and communication with extraterrestrial life. But is this a classification that will only be useful in the distant future, or have such encounters already taken place… and within the highest levels of the U.S. government?
19x8 - The Mysteries of Alaska
March 3, 2023
The vast Alaskan wilderness is known for mysterious disappearances, electromagnetic anomalies, stories of strange creatures and UFO sightings; Alaska's many mysteries could be due to a presence that is not of this world.
19x9 - Aliens in our Airspace
March 10, 2023
Terrifying encounters at 40,000 feet. Pilot accounts of UFOs taking control of their aircraft. Entire jumbo jets disappearing into thin air. Since the dawn of aviation, pilots have experienced unexplainable events in the sky. Could they have witnessed aliens in our airspace?
19x10 - The Giants of Malta
March 17, 2023
Enormous, megalithic structures of mysterious origins. A vast underground complex containing the remains of what some believe to be otherworldly beings. Could the ancient mysteries that exist on the Mediterranean islands of Malta be connected to local legends of alien visitation–and giant hybrid beings?
19x11 - The Top Ten Pyramid Sites
June 30, 2023
Ancient Aliens is counting down the world’s top ten pyramid sites, from a valley in Peru with over 250 hidden pyramids to an ancient Greek city with mysterious 4800-year-old ruins to Egypt’s famous Giza Plateau. Could the extraordinary structures that stand at these sites provide evidence of extraterrestrial visitation?
19x12 - The Top Ten Mysterious Devices
July 7, 2023
Ancient Aliens is counting down the world’s top ten mysterious devices, from strange, grooved disks found in a cave in China to an ancient Greek computer to an incredible crystal skull unearthed in Mexico. Might these sensational artifacts provide evidence of extraterrestrial visitation?
19x13 - The Top Ten Mysterious Islands
July 14, 2023
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?
19x14 - The Top Ten Alien Craft
July 21, 2023
Around the world and throughout history, people have reported seeing very similar types of unidentified objects in the sky. Now, Ancient Aliens is counting down the top ten alien craft, from V-shaped objects to orbs of light to flying saucers. Could the ubiquity of these sightings provide evidence of extraterrestrial visitation?
19x15 - Edgar Cayce: The Sleeping Prophet
August 4, 2023
In the early 1900s, a modern-day prophet from the hills of Kentucky became a worldwide sensation: Edgar Cayce. He claimed to receive visions of both the past and the future while in a trance, he healed the sick, and alleged to have encounters with otherworldly beings. Could it be that Edgar Cayce was a vessel used to carry out an alien agenda?
19x16 - The Gods of Greece
August 11, 2023
More than 3,000 years ago, the ancient Greeks built an empire that is considered the birthplace of Western Civilization, and they credited their most monumental achievements to gods like Zeus, Apollo, and Poseidon. But is it possible that these powerful beings from Mt. Olympus were, in fact, extraterrestrial visitors to Earth?
19x17 - The New UFO Hunters
August 18, 2023
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?
19x18 - Power of the Talisman
August 25, 2023
For thousands of years, people have held the belief that everyday objects can possess hidden energy; talismans are seen to provide protection, good fortune, and some are thought to embody a higher power.
19x19 - The Top Ten Mysteries of the Deep
September 8, 2023
Counting down 10 mysteries of the deep, from sunken continents to puzzling ruins on the ocean floor and even artifacts that might be remnants of Atlantis; these underwater mysteries could provide a record of extraterrestrial visitation.
19x20 - The Top Ten Alien Petroglyphs
September 15, 2023
Counting down the top ten alien petroglyphs around the world, from strange, human-like figures to flying craft and carvings of what appear to be astronauts. Could these mysterious carvings provide a record of extraterrestrial visitation?

19x1 - The Hotspot Connection

19x2 - The Crop Circle Code

19x3 - Mystery of the Lost Civilization

19x4 - The Power of the Obelisks

19x5 - The MUFON Files

19x6 - Cosmic Impacts

19x7 - Close Encounters of the Fifth Kind

19x8 - The Mysteries of Alaska

19x9 - Aliens in our Airspace

19x10 - The Giants of Malta

19x11 - The Top Ten Pyramid Sites

19x12 - The Top Ten Mysterious Devices

19x13 - The Top Ten Mysterious Islands

19x14 - The Top Ten Alien Craft

19x15 - Edgar Cayce: The Sleeping Prophet

19x16 - The Gods of Greece

19x17 - The New UFO Hunters

19x18 - Power of the Talisman

19x19 - The Top Ten Mysteries of the Deep

19x20 - The Top Ten Alien Petroglyphs

S0: Specials

S1: Season 1

S2: Season 2

S3: Season 3

S4: Season 4

S5: Season 5

S6: Season 6

S7: Season 7

S8: Season 8

S9: Season 9

S10: Season 10

S11: Season 11

S12: Season 12

S13: Season 13

S14: Season 14

S15: Season 15

S16: Season 16

S17: Season 17

S18: Season 18

S19: Season 19

S20: Season 20