Nautilus (Verne) assembled by Nemo's men on a desert island. "Nautilus" most likely returned to this island and later helped castaways in the novel "The Mysterious Island". After Nemo dies on board, the volcanic island erupts, entombing the Captain and "Nautilus" for eternity. Beside her original appearance in "Twenty Thousand Leagues Under the Sea" and "The Mysterious Island", "Nautilus" and Captain Nemo have appeared in numerous other works. Submarines feature in some other of Verne's works. In the 1896 novel "Facing the Flag", the pirate Ker Karraje uses an unnamed submarine that acts both as a tug to his schooner "Ebba" and
Cultural influence of Jules Verne elaborate flying machines. Igor Sikorsky often quoted Verne and cited his "Robur the Conqueror" as the inspiration for his invention of the first successful helicopter. The rocketry innovators Konstantin Tsiolkovsky, Robert Goddard, and Hermann Oberth are all known to have taken their inspiration from Verne's "From the Earth to the Moon". Frank Borman, Jim Lovell, and William Anders, the astronauts on the Apollo 8 mission, were similarly inspired, with Borman commenting "In a very real sense, Jules Verne is one of the pioneers of the space age". When cosmonaut Georgi Grechko was orbiting Earth with Yuri Romanenko on the "Salyut