| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 | Drilling Down on "Columbus Day" |
January 5, 2016
History
|
43 | |
| S01E01 | Drilling Down on "Silence in the Dark" |
January 12, 2016
History
|
43 | |
| S01E01 | Drilling Down on "Sword Play" |
January 19, 2016
History
|
42 | |
| S01E01 | Drilling Down on "Voices from Below" |
January 26, 2016
History
|
42 | |
| S01E01 |
Drilling Down on "Secrets and Revelations"
season finale
|
February 9, 2016
History
|
42 | |
| S01E02 |
A Look Ahead
season finale
|
February 28, 2017
History
|
44 |
No artwork of this type.
No artwork of this type.
No artwork of this type.