History's Greatest Mysteries
S04E18 The Mysterious Havana Syndrome
In 2016, a strange illness begins to impact numerous government officials in Cuba, and in the following years, hundreds more fall ill. However, as investigations unfold, they seem to generate more questions than they resolve about this peculiar outbreak. What lies behind the enigmatic condition referred to as "Havana Syndrome"?
Season 4 Episodes
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The Loch Ness Monster
Who is the Zodiac Killer?
The Assassination of JFK
The Lost Colony of Roanoke
The Phoenix Lights Phenomenon
The Ark of the Covenant
The "Missingest" Man in America
Blackbeard's Lost Treasure
Decoding the Mysterious Antikythera Mechanism
The Puzzling Pyramids of Egypt
The Hunt for Stolen Nazi Treasure
The Deadly Bermuda Triangle
The Search for Noah's Ark
Who is D.B. Cooper?
The Legend of Bigfoot
Unlocking the Secrets of Stonehenge
The Search for El Dorado
The Mysterious Havana Syndrome
Unlocking the Secrets of the Nazca Lines
The Hunt for Cleopatra's Missing Tomb
TWA Flight 800
The Hunt for Hitler
The Lost Gold of WWII
The Black Dahlia
Gardner Museum Robbery