On
August 9, 2026
#2794
▲ 130
2794th by attention TV show online
27.3
Attention Score
Attention Score
Our daily 0–100 attention score based on public activity and popularity signals across the web.
How it works →
Season 4 — History’s Greatest Mysteries (25 episodes)
Episode 1 -
The Loch Ness Monster
Air date: 2023-01-30
Episode 2 -
Who is the Zodiac Killer?
Air date: 2023-02-06
Episode 3 -
The Assassination of JFK
Air date: 2023-02-13
Episode 4 -
The Lost Colony of Roanoke
Air date: 2023-02-20
Episode 5 -
The Phoenix Lights Phenomenon
Air date: 2023-02-27
Episode 6 -
The Ark of the Covenant
Air date: 2023-03-05
Episode 7 -
The "Missingest" Man in America
Air date: 2023-03-12
Episode 8 -
Blackbeard's Lost Treasure
Air date: 2023-03-19
Episode 9 -
Decoding the Mysterious Antikythera Mechanism
Air date: 2023-03-26
Episode 10 -
The Puzzling Pyramids of Egypt
Air date: 2023-04-16
Episode 11 -
The Hunt for Stolen Nazi Treasure
Air date: 2023-04-23
Episode 12 -
The Deadly Bermuda Triangle
Air date: 2023-04-30
Episode 13 -
The Search for Noah's Ark
Air date: 2023-05-07
Episode 14 -
Who is D.B. Cooper?
Air date: 2023-05-14
Episode 15 -
The Legend of Bigfoot
Air date: 2023-05-21
Episode 16 -
Unlocking the Secrets of Stonehenge
Air date: 2023-05-28
Episode 17 -
The Search for El Dorado
Air date: 2023-06-04
Episode 18 -
The Mysterious Havana Syndrome
Air date: 2023-06-10
Episode 19 -
Unlocking the Secrets of the Nazca Lines
Air date: 2023-06-24
Episode 20 -
The Hunt for Cleopatra's Missing Tomb
Air date: 2023-07-09
Episode 21 -
TWA Flight 800
Air date: 2023-07-16
Episode 22 -
The Hunt for Hitler
Air date: 2023-07-23
Episode 23 -
The Lost Gold of WWII
Air date: 2023-07-30
Episode 24 -
The Black Dahlia
Air date: 2023-08-06
Episode 25 -
Gardner Museum Robbery
Latest episode
Air date: 2023-08-13