In episode four, it gets so cold that it takes the help of an atomic icebreaker to find a way through the ice in the Arctic Ocean. In the Lena Delta, the frozen ground draws unique
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In episode four, it gets so cold that it takes the help of an atomic icebreaker to find a way through the ice in the Arctic Ocean. In the Lena Delta, the frozen ground draws unique patterns across the land, which are particularly easy to see from the air. The camera team flies over Cape Schmidt, where polar bear families and walruses live, and over the Yamal peninsula.