Stories about a giant sea monster that attacks and sinks ships at sea have captured the public’s imagination. Professor Pierre Aronnax joins an expedition to destroy the monster. Ned Land, the harpooner, spots the monster. The moment Ned Land harpoons, he realises he has hit a manmade object. It is a submarine! Twenty Thousand Leagues under the Sea by Jules Verne is an amazing story of Captain Nemo and his mysterious submarine, Nautilus.