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) "20,000 Leagues Under the Sea" would enter principal photography by late 2012. In the meantime, Fincher began courting Brad Pitt to play the role of Ned Land while the film was kept on hold. However, in February 2013, it was announced that Pitt had officially turned down the role. In April 2013, it was announced that the Australian government will provide a one-off incentive of $20 million in order to secure the production. Despite this, the film was put on hold again the following month due to complications in casting a lead. On July 17, 2013, Fincher dropped out of