USS Nautilus (SSN-571) Nuclear Landmark. Visitors may tour the forward two compartments, with guidance from an automated system. Despite similar alterations to exhibit the engineering spaces, tours aft of the control room are not permitted due to safety and security concerns. USS Nautilus (SSN-571) USS "Nautilus" (SSN-571) was the world's first operational nuclear-powered submarine and the first submarine to complete a submerged transit of the North Pole on 3 August 1958. Sharing names with Captain Nemo's fictional submarine in Jules Verne's classic 1870 science fiction novel "Twenty Thousand Leagues Under the Sea", and named after another that served with distinction in World War
20,000 Leagues Under the Sea (1954 film) film's script without the usage of any of the film's cast for character voices. In addition, both albums were narrated by Ned Land as opposed to Aronnax, who narrated the film and the original novel. Neither album mentioned Nemo as actually being "cracked" (i.e. insane), as the film does, and considerably sanitized the character by omitting any mention of him killing anyone and even having him sing sea chanties with his crew. The albums also had Nemo surviving at the end and releasing Ned, Arronax, and Conseil out of gratitude for their saving his life. In this version, Ned, Aronnax