Schedule

Did 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?

Is the latest video leak from the Department of Homeland Security more evidence that UFOs really exist? Did one of the world's most respected Bigfoot researchers capture footage that proves Sasquatch is no myth?

For 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.

Ancient 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.

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.

In Ireland, the notion of the fairy folk originates from stories of powerful shining beings who came down from the sky. Could these tales have been inspired by ancient alien visitation?

He is the evil one, the Prince of Darkness, the ruler of Hell. Satan conjures up horrifying images of a horned beast whose sole purpose is to destroy humanity. Yet there is evidence that the fallen angel we know as Satan may be misunderstood.

Advances in writing, agriculture, science, mathematics, medicine, astronomy, transportation, building, military, schools and city planning, all originated in Sumer.

Luminous relics in the shape of human skulls. Otherworldly artifacts believed to harness the secrets of the universe. Are the Crystal Skulls part of an elaborate hoax? Or do they possess a great, perhaps even otherworldly power?

Reverence for the number three dates back thousands of years, and can still be found today in art, architecture, science, literature, and religion.

Wondrous wizards... Mysterious sorcerers... And heavenly beings... possessed of unimaginable power.

Abandoned cities. Ancient cultures nearly erased by time. And colossal empires that simply vanished without a trace. How does a civilization become "lost?"

Dracula. Lycaon of Arcadia. The Beast of Gevaudan. These are the names of grotesque monsters who have reared their terrifying heads throughout history. Unearthly creatures that, according to legend, thrived on human blood--and feasted on flesh.

Some of history's greatest tales are stories of escape, the most incredible of which defy explanation. How did Harry Houdini pull off his daring feats? Was the "Escape from Alcatraz" in fact, successful?

A house that narrowly dodges the path of a tornado. Rain that falls from the sky like blood. And lightning that follows you...into your home. Our world is full of strange and mysterious weather phenomenon that we still have no explanation for.

Many have insisted that simple stones can do everything from choosing a king to causing death. So, what is it about rocks and stones that inspires some people to worship them?

Modern prophets. Catastrophic premonitions. Dreams of future crimes. Can people really predict the future? And if so, can we harness this knowledge to avoid the deadly events waiting in the days to come?

Following a thermal experiment at Homestead Two that reveals more evidence of a strange presence, the team is suddenly affected in dangerous and disturbing ways.

In 1587, a group of settlers land off the coast of North Carolina on Roanoke Island to establish the first English Colony in America. But only a few years later, the 115 men, women and children seemingly vanish without a trace, leaving only cryptic clues.

Sightings of the Yeti, a creature of myth and legend, has been recorded for thousands of years throughout the Himalayas and surrounding regions.

Tattoos, piercings, and body modification account for a nearly one-billion-dollar industry. But are these practices being adopted by mainstream society as a bold form of self-expression or could it be motivated by a profound link to our ancestors?

Nestled within a remote valley in Utah, is a ranch that some believe is a hotbed of strange, inexplicable phenomena including terrifying creatures, paranormal apparitions and lights in the sky.