Twenty thousand leagues under the sea

"Twenty Thousand Leagues Under the Sea" is a vivid combination of science fiction and mystery. It is first published in 1871 and it introduces two opposing parties: a monster which wanders around in the seas and a group of three people who embark on a hazardous and dangerous voyage aiming to get rid of the unknown creature. What they happen to experience is far from expected as the terrifying monster turns out to be a futuristic submarine commanded by Captain Nemo who takes the three "explorers" captive. The destructive mission becomes a fantastic undersea voyage. However there are still many mysterious things about the Captain. What is his true nature? Why did he built the submarine in secrecy? And why is he seeking revenge?