Season 4
Episodes
1 Mysterious Ancient Ruins Apr 1, 2022 
2 The Mystery of Genius Apr 1, 2022 
3 What Lies Below? Apr 8, 2022 
4 Secrets of Abandoned Places Apr 15, 2022 
5 Acts of God Apr 22, 2022 
6 Serial Killer Creatures May 6, 2022 
7 Mysterious Tombs May 13, 2022 
8 Uncanny Curses May 20, 2022 
9 Superhuman Feats May 27, 2022 
10 Mysteries of the Missing Link Jun 3, 2022 
11 Surviving the Impossible Jun 10, 2022 
12 The Search For King Arthur Jun 24, 2022 
13 Wonders of the Ancient World Oct 7, 2022 
14 The Hunt For Jack The Ripper Oct 14, 2022 
15 The Search for Extraterrestrial Life Oct 21, 2022 
16 Real Life Monsters Oct 28, 2022 
17 America's Lost Treasures Nov 4, 2022 
18 The Bermuda Triangle and the Beyond Nov 18, 2022 
19 Secrets of the Founding Fathers Nov 25, 2022 
20 The Weird Wild West Dec 2, 2022 
21 Devastating Disasters Dec 9, 2022 
22 Mysterious Monoliths Dec 16, 2022