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Where To Watch History's Greatest Mysteries Season 4

  1. 1The Loch Ness MonsterJanuary 30, 2023 · 8.0
  2. 2Who is the Zodiac Killer?February 6, 2023 · 7.3
  3. 3The Assassination of JFKFebruary 13, 2023 · 6.6
  4. 4The Lost Colony of RoanokeFebruary 20, 2023 · 7.4
  5. 5The Phoenix Lights PhenomenonFebruary 27, 2023 · 6.8
  6. 6The Ark of the CovenantMarch 6, 2023 · 6.9
  7. 7The "Missingest" Man in AmericaMarch 13, 2023 · 6.8
  8. 8Blackbeard's Lost TreasureMarch 20, 2023 · 7.4
  9. 9Decoding the Mysterious Antikythera MechanismMarch 27, 2023 · 7.7
  10. 10The Puzzling Pyramids of EgyptApril 17, 2023 · 7.0
  11. 11The Hunt for Stolen Nazi TreasureApril 24, 2023 · 7.7
  12. 12The Deadly Bermuda TriangleMay 1, 2023 · 7.6
  13. 13The Search For Noah's ArkMay 8, 2023 · 6.7
  14. 14Who Is D.B. Cooper?May 15, 2023 · 6.8
  15. 15The Legend of BigfootMay 22, 2023 · 7.2
  16. 16Unlocking the Secrets of StonehedgeMay 29, 2023 · 7.9
  17. 17The Search for El DoradoJune 5, 2023 · 7.8
  18. 18The Mysterious Havana SyndromeJune 12, 2023 · 6.0
  19. 19Unlocking the Secrets of the Nazca LinesJune 26, 2023 · 7.8
  20. 20The Hunt for Cleopatra's Missing TombJuly 10, 2023 · 7.7
  21. 21TWA Flight 800July 17, 2023 · 7.0
  22. 22The Hunt for HitlerJuly 24, 2023 · 6.7
  23. 23The Lost Gold of WWIIJuly 31, 2023 · 7.4
  24. 24The Black DahliaAugust 7, 2023 · 8.0
  25. 25Gardner Museum RobberyAugust 14, 2023 · 7.4