| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S03E01 | Ice Age Mystery of Lake Lewis |
January 29, 2019
|
5 | |
| S03E02 | Steamboat in the Desert |
January 29, 2019
|
5 | |
| S03E03 | Goldilocks Miracle of the Palouse |
January 29, 2019
|
5 | |
| S03E04 | Puget Sound's Exotic Terranes |
January 29, 2019
|
5 | |
| S03E05 | Ghost Forests |
January 29, 2019
|
5 | |
| S03E06 |
Giant Ripples in the Scablands
season finale
|
January 29, 2019
|
5 |
No artwork of this type.
No artwork of this type.
No artwork of this type.