| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S06E01 | Episode 1 |
June 4, 2018
National Geographic (UK)
|
22 | |
| S06E02 | Episode 2 |
June 20, 2018
National Geographic
|
30 | |
| S06E03 | Episode 3 |
June 27, 2018
National Geographic
|
30 | |
| S06E04 | Episode 4 |
June 27, 2018
National Geographic
|
30 | |
| S06E05 | Episode 5 |
July 4, 2018
National Geographic
|
30 | |
| S06E06 | Episode 6 |
July 4, 2018
National Geographic
|
30 | |
| S06E07 | Episode 7 |
July 11, 2018
National Geographic
|
30 | |
| S06E08 | Episode 8 |
July 11, 2018
National Geographic
|
30 | |
| S06E09 | Episode 9 |
July 18, 2018
National Geographic
|
30 | |
| S06E10 | Episode 10 |
July 18, 2018
National Geographic
|
30 | |
| S06E11 | Episode 11 |
July 25, 2018
National Geographic
|
30 | |
| S06E12 | Episode 12 |
July 25, 2018
National Geographic
|
30 | |
| S06E13 | Episode 13 |
August 1, 2018
National Geographic
|
30 | |
| S06E14 | Episode 14 |
August 1, 2018
National Geographic
|
30 | |
| S06E15 | Episode 15 |
August 8, 2018
National Geographic
|
30 | |
| S06E16 | Episode 16 |
August 8, 2018
National Geographic
|
30 | |
| S06E17 | Episode 17 |
August 15, 2018
National Geographic
|
30 | |
| S06E18 | Episode 18 |
August 15, 2018
National Geographic
|
30 | |
| S06E19 | Episode 19 |
August 22, 2018
National Geographic
|
30 | |
| S06E20 |
Episode 20
season finale
|
August 22, 2018
National Geographic
|
30 |
No artwork of this type.
No artwork of this type.
No artwork of this type.