History's Greatest Mysteries - Season 4

2. Who is the Zodiac Killer?

42m

3. The Assassination of JFK

42m

4. The Lost Colony of Roanoke

42m

5. The Phoenix Lights Phenomenon

41m

6. The Ark of the Covenant

42m

7. The "Missingest" Man in America

41m

8. Blackbeard's Lost Treasure

42m

9. Decoding the Mysterious Antikythera Mechanism

42m

10. The Puzzling Pyramids of Egypt

42m

11. The Search for Alexander the Great

42m

11. The Hunt for Stolen Nazi Treasure

42m

12. The Deadly Bermuda Triangle

42m

13. The Search for Noah's Ark

42m

14. Who is D.B. Cooper?

41m

15. The Salem Witch Trials

42m

15. The Legend of Bigfoot

42m

16. Unlocking the Secrets of Stonehenge

41m

17. The Search for El Dorado

42m

18. The Mysterious Havana Syndrome

42m

19. Unlocking the Secrets of the Nazca Lines

41m

20. The Hunt for Cleopatra's Missing Tomb

41m

21. TWA Flight 800

41m

22. The Hunt for Hitler

42m

23. The Lost Gold of WWII

41m

24. The Black Dahlia

42m

25. Gardner Museum Robbery

41m