| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Viking Secrets |
December 27, 2017
Travel Channel
|
45 | |
| S04E02 | Vikings In America |
January 3, 2018
Travel Channel
|
45 | |
| S04E03 | Origins of Stonehenge |
January 10, 2018
Travel Channel
|
45 | |
| S04E04 | The Secret |
January 17, 2018
Travel Channel
|
45 | |
| S04E05 | Butch Cassidy's Lost Loot |
January 24, 2018
Travel Channel
|
45 | |
| S04E06 | Hunt For The Metal Library |
January 31, 2018
Travel Channel
|
45 | |
| S04E07 | Great Women of Ancient Egypt |
February 7, 2018
Travel Channel
|
45 | |
| S04E08 | Egypt's Lost Queens |
February 14, 2018
Travel Channel
|
45 | |
| S04E09 |
Secrets of Brother XII
season finale
|
February 28, 2018
Travel Channel
|
45 |
No artwork of this type.
No artwork of this type.
