Ancient Aliens

In this extraordinary two-hour special, Shatner will bring thought-provoking questions to the leading experts of the show. They will explore everything from human origins to groundbreaking archaeological finds and new understandings of the cosmos.

The UFO Conspiracy: Following a 2017 public disclosure of secret government UFO investigations, are we any closer to proving there has been a UFO conspiracy? (S11, ep 1)

It is humankind's most profound achievement: blasting off into the stars. But is it possible that our voyages into the cosmos are really a return to our true origins? And if so, will we encounter space travellers from other worlds?

In the 20th century, pioneering scientists, journalists and investigators defied convention and began documenting UFOs. Now, with new UFO accounts coming to light, will their work finally culminate in undeniable proof of extraterrestrial visitation?

Archaeologists have discovered that many ancient sites were built to resonate at a frequency that has a profound effect on the human brain. Could ancient people have been aware of a harmonic code that put them in contact with alien beings?

Earth's Black Holes: Theorists speculate about the existence of black holes on Earth, which may explain strange disappearances and other inexplicable phenomena. (S11, ep 4)

The South American nation of Peru is famous for its megalithic ruins, colossal geoglyphs and the Incan civilisation. It's one of the most mysterious places on Earth - but could it also be a site of extraterrestrial visitation?

The Desert Codes: Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code. (S11, ep 5)

Area 52: Could Area 51's notoriety act as a cover up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations? (S11, ep 6)

Mount Shasta in northern California is known as a hotbed of strange events, from Bigfoot sightings to UFO encounters to hikers vanishing without a trace. Could the mountain's geology and placement on Earth be attracting beings from other worlds?

Scientists now know that seven human-like species lived alongside Homo sapiens for thousands of years. But why is it that only humans survived? Is it possible that we were the product of extraterrestrial experimentation?

Strange places where amazing things happen. Discover the top ten most mysterious sites on the planet.

Ancient Aliens is counting down the world's top ten alien cover-ups, from the famous Roswell Incident to a secret military base rumoured to be housing extraterrestrial technology.

The Sentinels: Seven stone giants stand guard over a Pacific island. But what are they protecting? And from whom? (S11, ep 9)

Ancient Aliens is counting down the world's top ten extraterrestrial encounters.

Russia Declassified: Have the US and Russia been working together from the beginning of the Space Race in preparation for the ultimate extraterrestrial encounter? (S11, ep 10)

Mysterious objects with incredible powers. Discover the top ten artifacts on the planet.