Season 21
Episodes
1 The Top Ten Extraordinary Discoveries Feb 7, 2025 
2 The Top Ten Mysterious Monoliths Feb 14, 2025 
3 The Top Ten UFO Crashes Feb 21, 2025 
4 The Top Ten Unexplained Technologies Feb 28, 2025 
5 The Top Ten Secret Projects Mar 7, 2025 
6 The Top Ten Mysterious Mountains Mar 14, 2025 
7 Mysteries of the Aztecs Mar 21, 2025 
8 The Glowing Orb Phenomenon Mar 28, 2025 
9 The Legacy of J. Allen Hynek Aug 29, 2025 
10 The Volcano Factor Sep 5, 2025 
11 The Birdman Mystery Sep 12, 2025 
12 The Abduction Files Sep 19, 2025 
13 The Giants Oct 2, 2025 
14 Aliens In Our Midst Oct 9, 2025 
15 Britain's UFO Files Oct 16, 2025 
16 Mysteries Of The Norse Gods Oct 23, 2025 
17 Secrets of Japan Nov 6, 2025 18 Episode 18 19 Episode 19 20 Episode 20