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Season 21

Ancient Aliens-Season 21

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Watched 0 of 20 episodes this season
The Top Ten Extraordinary Discoveries
Feb 7, 2025
S21E01 - The Top Ten Extraordinary Discoveries
The Top Ten Mysterious Monoliths
Feb 14, 2025
S21E02 - The Top Ten Mysterious Monoliths
The Top Ten UFO Crashes
Feb 21, 2025
S21E03 - The Top Ten UFO Crashes
The Top Ten Unexplained Technologies
Feb 28, 2025
S21E04 - The Top Ten Unexplained Technologies
The Top Ten Secret Projects
Mar 7, 2025
S21E05 - The Top Ten Secret Projects
The Top Ten Mysterious Mountains
Mar 14, 2025
S21E06 - The Top Ten Mysterious Mountains
Mysteries of the Aztecs
Mar 21, 2025
S21E07 - Mysteries of the Aztecs
The Glowing Orb Phenomenon
Mar 28, 2025
S21E08 - The Glowing Orb Phenomenon
The Legacy of J. Allen Hynek
Aug 29, 2025
S21E09 - The Legacy of J. Allen Hynek
The Volcano Factor
Sep 5, 2025
S21E10 - The Volcano Factor
The Birdman Mystery
Sep 12, 2025
S21E11 - The Birdman Mystery
The Abduction Files
Sep 19, 2025
S21E12 - The Abduction Files
The Giants
Oct 2, 2025
S21E13 - The Giants
Aliens In Our Midst
Oct 9, 2025
S21E14 - Aliens In Our Midst
Britain's UFO Files
Oct 16, 2025
S21E15 - Britain's UFO Files
Mysteries Of The Norse Gods
Oct 23, 2025
S21E16 - Mysteries Of The Norse Gods
Secrets of Japan
Nov 6, 2025
S21E17 - Secrets of Japan
No Image
Jan 15, 2026
S21E18 - Skulls of the Gods
No Image
Jan 22, 2026
S21E19 - Egypt's Lost Pyramid
No Image
Jan 29, 2026
S21E20 - Islands of the Gods