Ancient Aliens: Season 17
Season 17 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Ancient Aliens Season 16.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
Episode Guide
Season 17 Progress Shield
The Lost City of Peru
Aug 6, 2021 · 40 min
Giorgio A. Tsoukalos, David Childress and William Henry examine a recently discovered lost city in Peru that has upended the historical timeline of South America, revealing that ci
Top Ten Mysterious Sites
Aug 13, 2021 · 40 min
Ancient Aliens is counting down the world's top ten most mysterious sites, from the towering Moai statues of Easter Island to the enormous megalithic blocks of Stonehenge to the pr
Top Ten Alien Cover-Ups
Aug 20, 2021 · 40 min
Ancient Aliens is counting down the world's top ten alien cover-ups, from the famous Roswell Incident to a secret military base rumored to be housing ET technology to recently rele
The Mystery of Mount Shasta
Sep 17, 2021 · 40 min
Examining the unique geology and location of Mount Shasta in northern California, to determine why it is known as a hotbed of strange events, from Bigfoot sightings to UFO encounte
The Human Experiment
Sep 24, 2021 · 39 min
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 prod
Top Ten Alien Encounters
Oct 1, 2021 · 40 min
We're counting down the world's top ten alien encounters, from the first reported abduction event to mass UFO sightings over New York's Hudson Valley to an incident in ancient Rome
Top Ten Alien Artifacts
Oct 8, 2021 · 40 min
An ancient figurine of a modern-day airplane. A primitive statue of a man in a spacesuit. Mysterious crystal skulls whose origins are entirely unknown. For more than a decade on An