![](https://image.tmdb.org/t/p/w342/rSVOeefFjgRzSO1UD7tqJIPvS2O.jpg)
Season 6 Episode List
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Episode 1 - Wild River
Release Date: 1970-02-10 -
Episode 2 - Holland Against the Sea
Release Date: 1970-04-14 -
Episode 3 - Zoos of the World
Release Date: 1970-10-15