The UnXplained - Season 4 Episode 3
More than 80% of the Earth's oceans remain unexplored, and in many ways, the underwater world is the final frontier. As new technology allows us to explore oceans and deep lakes more than ever before, what will we find? Will we discover profound secrets about the oceans? Underwater ruins that were lost for thousands of years? Or perhaps something even more extraordinary?
First Air Date : 2019-07-19
Last Air date : 2024-11-08
Runtime : 57 minutes
Genre : Documentary
Cast : William Shatner
Crew :
Quality : 
Subtitles :
- Season 4 : Episode 12022-04-01
- Season 4 : Episode 22022-04-01
- Season 4 : Episode 32022-04-08
- Season 4 : Episode 42022-04-15
- Season 4 : Episode 52022-04-22
- Season 4 : Episode 62022-05-06
- Season 4 : Episode 72022-05-13
- Season 4 : Episode 82022-05-20
- Season 4 : Episode 92022-05-27
- Season 4 : Episode 102022-06-03
- Season 4 : Episode 112022-06-10
- Season 4 : Episode 122022-06-24
- Season 4 : Episode 132022-10-07
- Season 4 : Episode 142022-10-14
- Season 4 : Episode 152022-10-21
- Season 4 : Episode 162022-10-28
- Season 4 : Episode 172022-11-04
- Season 4 : Episode 182022-11-18
- Season 4 : Episode 192022-11-25
- Season 4 : Episode 202022-12-02
- Season 4 : Episode 212022-12-09
- Season 4 : Episode 222022-12-16
