Episode 01: The Loch Ness Monster Episode 02: Who is the Zodiac Killer? Episode 03: The Assassination of JFK Episode 04: The Lost Colony of Roanoke Episode 05: The Phoenix Lights Phenomenon Episode 06: The Ark of the Covenant Episode 07: The Episode 08: Blackbeard's Lost Treasure Episode 09: Decoding the Mysterious Antikythera Mechanism Episode 10: The Puzzling Pyramids of Egypt Episode 11: The Hunt for Stolen Nazi Treasure Episode 12: The Deadly Bermuda Triangle Episode 13: The Search for Noah's Ark Episode 14: Who Is D.B. Cooper? Episode 15: The Legend of Bigfoot Episode 16: Unlocking the Secrets of Stonehedge Episode 17: The Search for El Dorado Episode 18: The Mysterious Havana Syndrome Episode 19: Unlocking the Secrets of the Nazca Lines Episode 20: The Hunt for Cleopatra's Missing Tomb Episode 21: TWA Flight 800 Episode 22: The Hunt for Hitler Episode 23: The Lost Gold of WWII Episode 24: The Black Dahlia Episode 25: Gardner Museum Robbery