Twenty Thousand Leagues Under the Sea is a classic science fiction novel by writer Jules Verne. It tells the story of Captain Nemo and his submarine Nautilus as seen from the perspective of Professor Pierre Aronnax. A mysterious sea monster, theorized by some to be a giant narwhal, is sighted by ships of several nations; an ocean liner is also damaged by the creature. The United States government finally assembles an expedition in New York City to track down and destroy the menace. Professor Pie