Captain Nemo and the Underwater City attempts this but only manages to flood the machine’s control room killing Lomax in the process. During this episode, the Bath brothers sneak into the Forbidden Area where they discover a second submarine, the Nautilus II, and see it as a means of escape. Enlisting Fraser to aid them, Fraser learns how to operate the submarine. During training they ram and kill a vast Manta Ray-like creature accidentally created during the building of the city. Fraser tells Nemo he should leave as he is attempting to cut off the supply of weapons to the American Civil War. Nemo refuses but
Captain Nemo said to have died of old age, on board the "Nautilus", at Dakkar Grotto on Lincoln Island in the South Pacific. Funeral rites were administered by Cyrus Harding, one of the castaways protected by Nemo himself, and his vessel was then submerged in the waters of the grotto. Nemo's character in the novels is largely seen through the observations of Professor Pierre Aronnax, the narrator of "Twenty Thousand Leagues Under the Sea", when Nemo is about forty years of age and described as a reticent man, tall and swarthy in appearance, with a straight nose and wide-set eyes. In "The