Alien Earth Secrets - Search Videos

Secrets From Earth’s Earliest Ages *Marathon* | Ancient Aliens

Secrets From Earth’s Earliest Ages *Marathon* | Ancient Aliens

This marathon explores some of the most mind-bending Ancient Aliens theories, from extraterrestrial encounters in the age of dinosaurs to alien links to catastrophic disasters and the hidden secrets buried deep within ancient tombs. Watch new episodes Thursdays at 9/8c and stay up to date on all of your favorite shows on The HISTORY Channel ...

253K views3 months ago

The NEW Complete Alien Timeline (1979 - 2025)

The NEW Complete Alien Timeline (1979 - 2025)

128.6K views5 months ago

THE BEST NEW MONSTER & ALIEN MOVIES 2025 - 2026 (Trailers)

THE BEST NEW MONSTER & ALIEN MOVIES 2025 - 2026 (Trailers)

YouTubeKinoCheck.com

250.8K views9 months ago

THE BEST NEW MONSTER & ALIEN MOVIES 2026 (Trailers)

THE BEST NEW MONSTER & ALIEN MOVIES 2026 (Trailers)

YouTubeKinoCheck.com

149.1K views4 months ago

Top videos

Secrets From the Stars Decoded on Earth | Ancient Aliens

Secrets From the Stars Decoded on Earth | Ancient Aliens

216.7K views1 month ago

Mysteries Beyond Earth and Time *Marathon* | Ancient Aliens | History

Mysteries Beyond Earth and Time *Marathon* | Ancient Aliens | History

307.6K views6 months ago

Earth’s Hidden Secrets: Scientists Suggest Alien Probes May Be Hiding Behind Earth | WION

Earth’s Hidden Secrets: Scientists Suggest Alien Probes May Be Hiding Behind Earth | WION

1.5K views8 months ago

Famous Alien Characters

Top 20 Alien Characters of All Time

Top 20 Alien Characters of All Time

YouTubeWatchMojo.com

166.1K viewsSep 22, 2020

Alien Characters Size Comparison | Smallest to Largest #animation #characterintroduction

Alien Characters Size Comparison | Smallest to Largest #animation #characterintroduction

YouTube3D GIANT

8.9K views1 month ago

Aliens (1986) Cast & Set 👽 Then vs Now (2026) 👽 Real Faces Behind the Legend

Aliens (1986) Cast & Set 👽 Then vs Now (2026) 👽 Real Faces Behind the Legend

YouTubeColdstar Cinema

246.2K views3 months ago

Secrets From the Stars Decoded on Earth | Ancient Aliens

Secrets From the Stars Decoded on Earth | Ancient Aliens

216.7K views1 month ago

Mysteries Beyond Earth and Time *Marathon* | Ancient Aliens | History

Mysteries Beyond Earth and Time *Marathon* | Ancient Aliens | History

307.6K views6 months ago

Earth’s Hidden Secrets: Scientists Suggest Alien Probes May Be Hiding Behind Earth | WION

Earth’s Hidden Secrets: Scientists Suggest Alien Probes May Be Hiding Behind Earth | WION

1.5K views8 months ago

Alien Evolution, Hidden Worlds & Deep Sea Secrets *Marathon* | Ancient Aliens | History

Alien Evolution, Hidden Worlds & Deep Sea Secrets *Marathon* | Ancient Aliens | History

649.6K views8 months ago

SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*

SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*

824.3K views5 months ago

Did Hidden Realms Shape Human History? *Marathon* | Ancient Aliens

Did Hidden Realms Shape Human History? *Marathon* | Ancient Aliens

198.2K views3 months ago

ALIEN EARTH Episode 1 + 2 Breakdown | Every Easter Egg, Ending Explained, Xenomorph Theory & Review

ALIEN EARTH Episode 1 + 2 Breakdown | Every Easter Egg, Ending Explained, Xenomorph Theory & Review

447K views9 months ago

YouTubeHeavy Spoilers

The Most Alien World in Our Solar System | Space's Deepest Secrets | Science Channel

10.4K views9 months ago

YouTubeScience Channel

Unsolved Alien Mysteries: from Alaska's Pyramid to the Freemasons | Ancient Aliens

3.2M views8 months ago

What Governments Know About Aliens | Ancient Aliens

947.2K views3 months ago

Exposing Alien Secrets: From Roswell to Nan Madol *Marathon* | Ancient Aliens | History

419.4K views9 months ago

The Search For Alien Life And a New Home | Space's Deepest Secrets | Science Channel

217.5K views5 months ago

YouTubeScience Channel

Uncovering Alien Secrets Buried in Government Files *Marathon* | Ancient Aliens | History

191.9K views8 months ago

Alien: Earth Episode 5 BREAKDOWN! - Easter Eggs and Hidden Details You Missed

229K views8 months ago

YouTubeScreenCrush

ALIEN EARTH Episode 3 Breakdown | Every Easter Egg, Ending Explained, Xenomorph Theory & Review

420.1K views9 months ago

YouTubeHeavy Spoilers

ALIEN EARTH Episodes 1 + 2 BREAKDOWN! Easter Eggs & Details You Missed!

431.3K views9 months ago

YouTubeNew Rockstars

The Ancient UFO Evidence That Changed Everything | Ancient Aliens | Marathon

468.4K views6 months ago

Unexplained Phenomena Across the American West | Ancient Aliens

212.1K views1 month ago

Cosmic Alien Mysteries | Space's Deepest Secrets | Science Channel

15.4K views7 months ago

YouTubeScience Channel

10 Things You Missed in Alien Earth So Far

116K views8 months ago

YouTubeWatchMojo.com

Alien Mysteries of the Sea: Forbidden Islands & Deep Ocean Secrets | Ancient Aliens | History

249.6K views9 months ago

Dark Encounters: Reptilians and Hidden Beings | Ancient Aliens

247.4K views1 month ago

Episode 2 - Mr. October | Alien: Earth – The Official Podcast

22.2K views9 months ago

YouTubeFX Networks

Have Aliens Been Visiting Earth for Millions of Years? | Ancient Aliens | History

6.9M viewsApr 3, 2025

Secret Pyramids Hide Beneath Earth's Surface | Ancient Aliens: Declassified (S1, E16) | Full Episode

2.8M viewsOct 26, 2024

Secrets from Outer Space *Marathon* | Ancient Aliens | History

1.2M viewsMar 31, 2025

Extraterrestrial Moon Bases: Strange Evidence Explained | Ancient Aliens (S1, E11) | Full Episode

3.7M views9 months ago

Alien Contact: How Would Humanity React? | FULL DOCUMENTARY

688.7K viewsMar 9, 2025

YouTubeNaked Science

10 Alien Species Believed to Be Visiting Earth

118.7K views10 months ago

YouTubeWatchMojo.com

See more