History's Greatest Mysteries
S04E19 Unlocking the Secrets of the Nazca Lines
Dubbed the greatest archaeological mystery in the world, the Nazca Lines are ancient geoglyphs etched into the Peruvian desert over 2,000 years ago, stretching across more than 50 miles. These enormous designs are only visible from the sky. Could recent studies finally shed light on their mysteries? What was the original intent behind these astonishing creations?
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