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Expedition Unknown Season 4 Episodes
Season 4 Episode Guide
15 Episodes 2017 - 2018
Episode 1
Viking Secrets
Wed, Dec 27, 201742 mins
Josh investigates how a group of Norse tribesman gained power in medieval Europe. His search for answers begins in their one-time home base of Denmark and continues on to the first place they expanded off the continent, the remote island of Iceland.
Episode 2
Vikings in America
Wed, Jan 3, 201842 mins
Josh traces the Vikings' westward expansion from the volcanic landscape of Iceland to a mysterious settlement in Greenland and into North America. He aims to find out if they landed in the United States over 500 years before any other Europeans.
Episode 3
Origins of Stonehenge
Wed, Jan 10, 201842 mins
Josh travels to his ancestral home of Great Britain to explore the origins of Stonehenge. From high in the air to deep under the sea, he finds an unexpected network of monuments that could have inspired one of history's most mystical locations.
Episode 4
The Secret
Wed, Jan 17, 201842 mins
Josh travels all over the US to find the treasures featured in The Secret, a cryptic book published in the 1980s. He meets with members of the book's cult following, who each think they're on the verge of finding one of the 10 remaining treasures.
Episode 5
Butch Cassidy's Lost Loot
Wed, Jan 24, 201842 mins
Josh immerses himself in Wild West lore on a quest to find Butch Cassidy's missing money. He traces the iconic outlaw's footsteps through Colorado, Utah and Nevada, eventually learning that he may need to find the man himself to locate the lost loot.
Episode 6
Hunt for the Metal Library
Wed, Jan 31, 201842 mins
Josh travels through the jungles of Ecuador to explore the watery depths of Tayos Cave for a legendary set of metal plates believed to be created by an advanced ancient civilization.
Episode 7
Great Women of Ancient Egypt
Wed, Feb 7, 201842 mins
In this first installment of an epic two-part episode, Josh journeys through the land of the Nile to uncover the secrets of the most powerful, and most elusive, women in ancient Egypt. Hatshepsut, Nefertiti and Cleopatra.
Episode 8
Egypt's Lost Queens
Wed, Feb 14, 201842 mins
In the second installment of an epic two-part investigation, Josh continues his journey through Egypt to uncover the secrets, and possibly the final resting place, of ancient history's most powerful women rulers, Nefertiti and Cleopatra.
Episode 9
Global Game Show: Out of This World
Wed, Feb 21, 2018
Josh Gates' Global Game Show goes all over the planet but this time he's going out of this world by giving his contestants the opportunity to win big on the topic of extraterrestrials. Players at home can win a big prize too, plus a bonus look at footage that never aired in the original Expedition Unknown episodes.
Episode 10
Secrets of Brother XII
Wed, Feb 28, 201842 mins
Josh Gates attempts to uncover a treasure left behind by the Aquarian Foundation, an isolated, insidious cult led by the notorious leader known as Brother XII.
Episode 11
Global Game Show: Sunken Mysteries
Wed, May 30, 2018
From submerged treasures to lost civilizations, Josh Gates quizzes his contestants on sunken mysteries from all over the world.
Episode 12
Global Game Show: Secrets of War
Wed, Jun 6, 2018
Josh Gates goes on a globe-trotting quest to test people's knowledge on the Nazis and their secrets for a chance to win a huge cash prize.
Episode 13
Mysteries of the Vikings
Wed, Jun 13, 2018
Josh Gates sets out on a globe-trotting investigation to find out how the Vikings became so powerful. He also explores the possibility that these fearsome warriors sailed to the United States over 500 years before any other European.
Episode 14
Beyond the Limit
Wed, Jun 20, 2018
Josh Gates shares hilarious bonus moments from his Season 4 adventures.
Episode 15
Global Game Show: Curses!
Wed, Jun 27, 2018
Josh Gates seeks out contestants to test their knowledge of unlucky adventurers who fell victims to brutal curses. The contestants could win big cash or tempt fate and go home with nothing at all in this round of Global Game Show.