Episode guide
Expedition Unknown: Season 4
10 episodes · premiered Dec 27, 2017
This time, Josh Gates' insatiable curiosity and appetite for adventure leads him to destinations around the world, uncovering the truth behind more illustrious legends and fascinating lore. With access to the latest research and scientific technology, Gates tackles twelve all-new expeditions, including: the history of the mighty Vikings; the mystery of Stonehenge; the lost tombs of the Mayan Snake Kings; the search for a ship trapped in the dunes of Australia; a quest for the true identity of Nefertiti; and the hunt for twelve buried treasure boxes hidden right here in America.
- Episode 1: Viking Secrets Dec 27, 2017 · 1h From Denmark and Iceland to the United States and Canada, Josh Gates treads into Viking territory in an effort to unlock answers to their most enduring secrets, including how they attained…
- Episode 2: Vikings in America Jan 3, 2018 · 1h Josh traces the Vikings' westward expansion from the volcanic landscape of Iceland to a mysterious settlement in Greenland; he aims to find out if the Vikings landed in the United States…
- Episode 3: Origins of Stonehenge Jan 10, 2018 · 1h 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…
- Episode 4: The Secret Jan 17, 2018 · 1h Josh travels across the United States to find the treasures featured in the cryptic 1982 book "The Secret"; Josh meets with members of the book's cult following, who each think they are on…
- Episode 5: Butch Cassidy's Lost Loot Jan 24, 2018 · 1h 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 he…
- Episode 6: Hunt for the Metal Library Jan 31, 2018 · 1h 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 Feb 7, 2018 · 1h Josh journeys through the land of the Nile to uncover the buried secrets of three of the most powerful and elusive women in ancient Egypt -- Hatshepsut, Nefertiti and Cleopatra.
- Episode 8: Egypt's Lost Queens Feb 14, 2018 · 1h Josh Gates continues his journey through Egypt to unearth the secrets and possibly the final resting places of Nefertiti and Cleopatra.
- Episode 9: Global Game Show: Out of This World Feb 21, 2018 · 1h 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…
- Episode 10: Secrets of Brother XII Feb 28, 2018 · 1h 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.