History's Greatest Mysteries
Season 4
5.9
Episodes
Episode 1
Jan 30, 2023
Episode 2
Feb 6, 2023
Episode 3
Feb 13, 2023
Episode 4
Feb 20, 2023
Episode 5
Feb 27, 2023
Episode 6
Mar 5, 2023
Episode 7
Mar 12, 2023
Episode 8
Mar 19, 2023
Episode 9
Mar 26, 2023
Episode 10
Apr 16, 2023
Episode 11
Apr 23, 2023
Episode 12
Apr 30, 2023
Episode 13
May 7, 2023
Episode 14
May 14, 2023
Episode 15
May 21, 2023
Episode 16
May 28, 2023
Episode 17
Jun 4, 2023
Episode 18
Jun 10, 2023
Episode 19
Jun 24, 2023
Episode 20
Jul 9, 2023
Episode 21
Jul 16, 2023
Episode 22
Jul 23, 2023
Episode 23
Jul 30, 2023
Episode 24
Aug 6, 2023
Episode 25
Aug 13, 2023