History's Greatest Mysteries
- Air Date
- 2020
- Content Rating
- TV-14
- Average Runtime
- 47m
Where answers come to light. Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John Wilkes Booth, and more. Fresh, new evidence and perspectives will be showcased, such as never-before-released documents, personal diaries and DNA evidence.
- Genres
- Documentary, Mystery
- Status
- Continuing
- Streaming on
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Season 4
- Released
- 2023
- Episodes
- 25
Episodes
| Episode | Runtime | Air Date |
|---|---|---|
 S04 E01 The Loch Ness Monster | 41m | Jan 30, 2023 |
 S04 E02 Who is the Zodiac Killer? | 42m | Feb 6, 2023 |
 S04 E03 The Assassination of JFK | 42m | Feb 13, 2023 |
 S04 E04 The Lost Colony of Roanoke | 41m | Feb 20, 2023 |
| 40m | Feb 27, 2023 | |
 S04 E06 The Ark of the Covenant | 41m | Mar 5, 2023 |
| 41m | Mar 12, 2023 | |
 S04 E08 Blackbeard's Lost Treasure | 41m | Mar 19, 2023 |
| 41m | Mar 26, 2023 | |
| 41m | Apr 16, 2023 | |
| 41m | Apr 23, 2023 | |
 S04 E12 The Deadly Bermuda Triangle | 41m | Apr 30, 2023 |
 S04 E13 The Search for Noah's Ark | 41m | May 7, 2023 |
 S04 E14 Who is D.B. Cooper? | 40m | May 14, 2023 |
 S04 E15 The Legend of Bigfoot | 41m | May 21, 2023 |
| 40m | May 28, 2023 | |
 S04 E17 The Search for El Dorado | 41m | Jun 4, 2023 |
| 41m | Jun 10, 2023 | |
| 40m | Jun 24, 2023 | |
| 42m | Jul 9, 2023 | |
 S04 E21 TWA Flight 800 | 42m | Jul 16, 2023 |
 S04 E22 The Hunt for Hitler | 42m | Jul 23, 2023 |
 S04 E23 The Lost Gold of WWII | 42m | Jul 30, 2023 |
 S04 E24 The Black Dahlia | 41m | Aug 6, 2023 |
 S04 E25 Gardner Museum Robbery | 42m | Aug 13, 2023 |
