Hulu

HISTORY Vault Apple TV Channel

HISTORY Vault Amazon Channel

The Roku Channel

Amazon Video

History

Google Play Movies

Tubi TV

The Mayan Conspiracy

The Doomsday Prophecies

The Greys

Aliens and Mega-Disasters

The NASA Connection

The Mystery of Puma Punku

Aliens and Bigfoot

The Da Vinci Conspiracy

The Time Travelers

Aliens and Dinosaurs

Season 4

Mysterious Monuments

Documentary

Mystery

Sci-Fi & Fantasy

Ancient Aliens

Season 1

Season 2

Season 3

Season 5

Season 6

Season 7

Season 8

Season 9

Season 10

Season 11

Season 12

Season 13

Season 14

Season 15

Season 16

Season 17

Season 18

Season 19

Season 20

Season 21

Season 22

Specials

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.