History's Greatest Mysteries 4x19
Unlocking the Secrets of the Nazca Lines
They’ve been called the world’s greatest archaeological enigma. 2,000-year-old geoglyphs made in the Peruvian desert that span over 50 miles. The drawings are so massive, they can only be seen from the air. Can new research finally unravel their secrets? What is the true purpose of the incredible Nazca Lines?
History's Greatest Mysteries season 4
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4x1The Loch Ness Monster Jan 30, 2023 -
4x2Who is the Zodiac Killer? Feb 06, 2023 -
4x3The Assassination of JFK Feb 13, 2023 -
4x4The Lost Colony of Roanoke Feb 20, 2023 -
4x5The Phoenix Lights Phenomenon Feb 27, 2023 -
4x6The Ark of the Covenant Mar 05, 2023 -
4x7The "Missingest" Man in America Mar 12, 2023 -
4x8Blackbeard's Lost Treasure Mar 19, 2023 -
4x9Decoding the Mysterious Antikythera Mechanism Mar 26, 2023 -
4x10The Puzzling Pyramids of Egypt Apr 16, 2023 -
4x11The Hunt for Stolen Nazi Treasure Apr 23, 2023 -
4x12The Deadly Bermuda Triangle Apr 30, 2023 -
4x13The Search for Noah's Ark May 07, 2023 -
4x14Who is D.B. Cooper? May 14, 2023 -
4x15The Legend of Bigfoot May 21, 2023 -
4x16Unlocking the Secrets of Stonehenge May 28, 2023 -
4x17The Search for El Dorado Jun 04, 2023 -
4x18The Mysterious Havana Syndrome Jun 10, 2023 -
4x19Unlocking the Secrets of the Nazca Lines Jun 24, 2023 -
4x21TWA Flight 800 Jul 16, 2023 -
4x22The Hunt for Hitler Jul 23, 2023 -
4x23The Lost Gold of WWII Jul 30, 2023 -
4x24The Black Dahlia Aug 06, 2023 -
4x25Gardner Museum Robbery Aug 13, 2023