S1, E1: Humanity's conquest of Mars became a reality with the Viking missions of the 1970s, and some experts believe that evidence gathered from these incredible explorations proves that there was once life on the Red Planet.

Documentary · Sep 8, 2020 · 42 min

Information

Released
2020
Run Time
42 min
Rated
TV-PG
Region of Origin
United States
© 2020 Discovery Inc.

Languages

Original Audio
English (United States), English (United Kingdom)
Audio and Subtitles
English (United States) (AAC, CC)

Accessibility

Closed captions (CC) refer to subtitles in the available language with the addition of relevant non-dialogue information.