Ancient Aliens

Season 1

5 episodes

Season 2

10 episodes

Season 3

16 episodes

Season 4

10 episodes

Season 5

12 episodes

ANCIENT ALIENS Season 5 continues to explore the fascinating field of alien research. From cave paintings to firsthand accounts, this inquiry provides grounded historical depth.

Season 6

11 episodes

ANCIENT ALIENS Season 6 on H2 continues to explore the fascinating field of alien research. Did intelligent aliens roam the earth thousands of years ago? Were structures created to worship or guide them? Do they walk among us now? From cave paintings to ancient texts and from artifacts to firsthand accounts, this inquiry presents grounded historical depth.

Season 7

8 episodes

ANCIENT ALIENS explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit H2 series gives historic depth to the questions, speculations, provocative controversies, first- hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?

Season 8

8 episodes

ANCIENT ALIENS examines 75 million years of the most credible alien evidence here on Earth. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand accounts and grounded theories surrounding an age-old debate. Did intelligent life forms from outer space visit Earth thousands of years ago? Do they visit us now?

Season 9

12 episodes

ANCIENT ALIENS Season 9 continues to explore theories about what influence aliens may have had on the beginnings of civilization and whether clues are right in front of our eyes.

Season 10

10 episodes

ANCIENT ALIENS examines 75 million years of the most credible alien evidence here on Earth. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand accounts and grounded theories surrounding an age-old debate. Did intelligent life forms from outer space visit Earth thousands of years ago? Do they visit us now?

Season 11

15 episodes

ANCIENT ALIENS returns in its continued global search for proof that extraterrestrial life exists and these unknown lifeforms visited Earth thousands of years ago. Lead expert Giorgio Tsoukalos joins Ancient Astronaut theorists as this season travels to over a dozen countries to explore firsthand signs of ancient alien visitation.

Season 12

16 episodes

Season 13

15 episodes

Season 14

22 episodes

Season 15

12 episodes

Season 16

10 episodes

Season 17

7 episodes

Season 18

20 episodes

Season 19

20 episodes

Season 20

20 episodes

Season 21

12 episodes