Nautilus (Verne) from seawater) is the craft's primary power source for propulsion and other services. "Nautilus" is double-hulled, and is further separated into water-tight compartments. Its top speed is . Its displacement is submerged. In Captain Nemo's own words: "Nautilus" uses floodable tanks in order to adjust buoyancy and so control its depth. The pumps that evacuate these tanks of water are so powerful that they produce large jets of water when the vessel emerges rapidly from the surface of the water. This leads many early observers of "Nautilus" to believe that the vessel is some species of whale, or perhaps a
Jules Verne Trophy the moon as companions and time keepers. The sculpture is placed on a cast aluminium base, on which the names of the sailors having won the Trophy are engraved. The Musée national de la Marine in Paris hosts and maintains the Trophy. Each winner receives a miniature of the Trophy, magnetized like the original one. When a record is broken, an official ceremony is held for the previous record holders to hand over the trophy to the new record holders, who are given the hull and must place it in its magnetic field mooring. Jules Verne Trophy The Jules Verne