Olymp Classics is the reference in classical work. All our works are of good quality and contain an active table of contents (HTML), which will make it easier for you to read. Twenty Thousand Leagues Under the Sea (French: Vingt mille lieues sous les mers) is a classic science fiction novel by French writer Jules Verne published in 1870. It tells the story of Captain Nemo and his submarine Nautilus as seen from the perspective of Professor Pierre Aronnax. The original edition had no illustrations; the first illustrated edition was published by Hetzel with illustrations by Alphonse de Neuville and Édouard Riou.