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
Twenty Thousand Streets Under the Sky Times" called the series "a dreamy but gritty period drama, superbly acted" and "the kind of television at which the BBC repeatedly excels – rich and fulfilling for its understatement, discreet tales that are well told." "Variety" praised the series, writing it "brims with a sense of yearning that takes the very old quandary of not being able to control who one loves and puts an evergreen spin on it. Moreover, the production itself is as meticulous as the storytelling, from the drab palette used in capturing the Depression-era surroundings to the melancholy score." Twenty Thousand Streets Under the Sky