Narwhal The tusks were staples of the cabinet of curiosities. European knowledge of the tusk's origin developed gradually during the Age of Exploration, as explorers and naturalists began to visit Arctic regions themselves. The narwhal was one of two possible explanations of the giant sea phenomenon written by Jules Verne in his 1870 novel "Twenty Thousand Leagues Under the Sea". Verne thought that it would be unlikely that there was such a gigantic narwhal in existence. The size of the narwhal, or "unicorn of the sea", as found by Verne, would have been . For the narwhal to have caused the
20,000 Leagues Under the Sea (1954 film) come to pass, in God's good time". In 1950 Sig Rogell announced he had bought the rights to the novel as well as to an adaptation prepared by Robert L. Lippert's production company. He was going to make the film independently. The rights eventually went to Disney. "20,000 Leagues Under the Sea" was filmed at various locations in The Bahamas and Jamaica, with the cave scenes filmed beneath what is now the Xtabi Resort on the cliffs of Negril. Filming began in spring of 1954. Some of the location filming sequences were so complex that they required a technical crew