| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S00E13 |
Behind the Gates: Bubbling Over
|
June 3, 2025
History Channel
|
20 |
| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S00E13 |
Behind the Gates: Bubbling Over
|
June 3, 2025
History Channel
|
20 |
| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S00E01 |
Behind the Gates: The Fugal Factor
|
May 7, 2024
|
30 | |
| S00E02 |
Behind the Gates: Circling the Triangle
|
May 7, 2024
|
30 | |
| S00E03 |
Behind the Gates: Going In and Out
|
May 14, 2024
|
30 | |
| S00E04 |
Behind the Gates: Simply the Beast
|
May 14, 2024
|
30 | |
| S00E05 |
Behind the Gates: The Scientific Method
|
May 21, 2024
|
30 | |
| S00E06 |
Behind the Gates: Ups and Downs
|
May 21, 2024
|
30 | |
| S00E07 |
Behind the Gates: Triangulation
|
July 15, 2024
History Channel
|
21 | |
| S00E08 |
Behind the Gates: The Obtuse Triangle
|
July 15, 2024
History Channel
|
21 | |
| S00E09 |
Behind the Gates: The Rocky Road Ahead
|
July 22, 2024
History Channel
|
20 | |
| S00E10 |
Behind the Gates: Mesa, Mesa, Mesa!
|
July 22, 2024
History Channel
|
21 | |
| S00E11 |
Behind the Gates: Phenomenal Connections
|
July 22, 2024
History Channel
|
21 | |
| S00E12 |
Behind the Gates: Hot, Hot, Hot Spots
|
July 22, 2024
History Channel
|
21 | |
| S00E14 |
Behind the Gates: All Drone Up
|
June 10, 2025
History Channel
|
||
| S00E15 |
Behind the Gates: Smoke Signals
|
June 17, 2025
History Channel
|
||
| S00E16 |
Behind the Gates: Dire Straits
|
June 24, 2025
History Channel
|
||
| S00E17 |
Behind the Gates: Scattered Clues
|
July 1, 2025
History Channel
|
||
| S00E18 |
Behind the Gates: Post Contact
|
July 8, 2025
History Channel
|
||
| S00E19 |
Behind the Gates: Let There Be Light
|
July 15, 2025
History Channel
|
||
| S00E20 |
Behind the Gates: The Owner's Guide
|
July 22, 2025
History Channel
|
21 | |
| S00E21 |
Behind the Gates: Under the Radar
|
July 29, 2025
History Channel
|
21 | |
| S00E22 |
Behind the Gates: Radioactive Reactions
|
August 5, 2025
History Channel
|
21 | |
| S00E23 |
Behind the Gates: Weird Science
|
August 12, 2025
History Channel
|
21 | |
| S00E24 |
Behind the Gates: Uncovering the Cover Up
|
August 26, 2025
History Channel
|
21 | |
| S00E25 |
Behind the Gates: Burning Questions
|
August 26, 2025
History Channel
|
||
| S00E26 |
Behind the Gates: Looking Up, Down and Forward
season finale
|
September 2, 2025
History Channel
|
No artwork of this type.
No artwork of this type.
No artwork of this type.