Season
- Season 15 2024-10-09
- Season 14 2024-06-20
- Season 13 2023-11-15
- Season 12 2023-05-24
- Season 11 2022-05-25
- Season 10 2021-07-21
- Season 9 2020-02-04
- Season 8 2019-08-07
- Season 7 2019-04-07
- Season 6 2018-10-07
- Season 5 2018-05-29
- Season 4 2017-12-27
- Season 3 2016-11-02
- Season 2 2015-10-07
- Season 1 2015-01-08
- Season 0 2015-11-11
Episode
- Episode 1: Viking Secrets
- Episode 2: Vikings in America
- Episode 3: Origins of Stonehenge
- Episode 4: The Secret
- Episode 5: Butch Cassidy's Lost Loot
- Episode 6: Hunt for the Metal Library
- Episode 7: Great Women of Ancient Egypt
- Episode 8: Egypt's Lost Queens
- Episode 9: Global Game Show: Out of This World
- Episode 10: Secrets of Brother XII
Expedition Unknown Season 4 Global Game Show: Out of This World
The adventures of Josh Gates as he investigates unsolved iconic stories across the globe.
