Twenty Thousand Leagues Under the Sea as an inhabitant of British Colonial India, "is an inhabitant of an oppressed country". Verne took the name "Nautilus" from one of the earliest successful submarines, built in 1800 by Robert Fulton, who later invented the first commercially successful steamboat. Fulton's submarine was named after the paper nautilus because it had a sail. Three years before writing his novel, Jules Verne also studied a model of the newly developed French Navy submarine "Plongeur" at the 1867 Exposition Universelle, which inspired him for his definition of the "Nautilus". The breathing apparatus used by "Nautilus" divers is depicted as an untethered version
20,000 Leagues Under the Sea: Submarine Voyage to those who pass by. The lagoon remained as a scenic viewpoint (and was renamed "Ariel's Grotto", complete with a King Triton spouting statue) until 2004, when the water was drained and the sets and infrastructure were demolished. Pooh's Playful Spot was built where the attraction formerly stood and operated between 2005 and 2010 before making way for the Seven Dwarfs Mine Train as part of the Fantasyland Expansion. 20,000 Leagues Under the Sea: Submarine Voyage 20,000 Leagues Under the Sea: Submarine Voyage was an attraction at the Magic Kingdom theme park at Walt Disney World from 1971 through 1994.