Mysterious Island (1961 film) buried, but the rest escape and begin the journey home, vowing to continue Nemo's dream of achieving lasting peace throughout the world. The novel on which the film is based is a sequel to two other novels by Jules Verne, "In Search of the Castaways" (1867) and "Twenty Thousand Leagues Under the Sea" (1870). The first book featured the island, the pirates and a character Tom Ayrton who was marooned on a nearby island. The second book featured Captain Nemo and the "Nautilus" presumed lost in the maelstrom at the end of that novel. In "The Mysterious Island" (1874) after
Twenty Thousand Leagues Under the Sea the book from the initial concept is a portrait of Tadeusz Kościuszko, a Polish national hero, leader of the uprising against Russia in 1794, with an inscription in Latin: "Finis Poloniae!" ("The end of Poland!"). Margaret Drabble argues that "Twenty Thousand Leagues Under the Sea" anticipated the ecology movement and shaped the French avant-garde. Theodore L. Thomas in 1961 said that "there is not a single bit of valid speculation" in the novel and that "none of its predictions has come true". He described the depictions of the diving gear, scenes, and the "Nautilus" as "pretty bad, behind the times