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
Soviet submarine S-178 Soviet submarine S-178 С-178 (S-178) was a Project 613B (NATO: ) diesel submarine of the Soviet Navy. On 21 October 1981, "S-178", under the command of Captain Third Rank V.A. Marango, was transiting on the surface at , returning to base after two days of sound trials. The sea state was 2 (less than one-metre waves) and night time visibility was unlimited. The starboard diesel was under repair, so the propulsion plant was aligned port diesel, starboard electric motor. For convenience, the diesel mechanics and electricians had opened the watertight doors between compartments. In addition, the cooks had opened other