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An international research group is searching natural resources from the Arctic Ocean. They pick up a strange underwater sound from far north, and start to follow it to the uncharted waters.
Ελευθέρωση: Apr 21, 2017
Χρόνος εκτέλεσης: 29 λεπτά
Γλώσσα: English
Στούντιο: Twisted Films, YLE
Χώρα: Finland