The true story about legendary explorer Thor Heyerdahl and his epic crossing of the Pacific on a balsa wood raft in 1947, in an effort to prove it was possible for South Americans to settle in Polynesia in pre-Columbian times.
In the winter of 1820, the New England whaling ship Essex is assaulted by something no one could believe—a whale of mammoth size and will, and an almost human sense of vengeance.