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
UC3 Nautilus scuttling "Nautilus" to destroy evidence. The following day, Danish police had the submarine salvaged, brought onto land and began processing it for evidence. Madsen was convicted of Wall's murder in April 2018. As part of the conviction, the ownership of the submarine and all its content was transferred to the Danish State. It will be destroyed by authorities. UC3 Nautilus UC3 Nautilus is a privately built Danish midget submarine. It was built over a three-year period as an art project by Peter Madsen and a group of volunteers, and cost approximately US$200,000 to build (1.5 million DKK). The submarine was