Twenty Thousand Leagues Under the Sea of the premiere adventure novels and one of Verne's greatest works, along with "Around the World in Eighty Days" and "Journey to the Center of the Earth". The description of Nemo's ship, the "Nautilus", was considered ahead of its time, as it accurately describes features on submarines, which at the time were very primitive vessels. A model of the French submarine "Plongeur" (launched in 1863) was displayed at the 1867 Exposition Universelle, where it was studied by Jules Verne, who used it as an inspiration for the novel. The title refers to the "distance traveled" while under the sea and
The Fabulous World of Jules Verne in which its heroes directly acknowledged their fondness for reading Verne. The second of Zeman's Verne-based films was "Vynález zkázy"; the later ones were "The Stolen Airship", based on "Two Years' Vacation", and "On the Comet", based on "Hector Servadac". The main literary source material for "Vynález zkázy" was Verne's 1896 novel "Facing the Flag". However, rather than a straightforward literal adaptation of the novel, Zeman conceived the film as if the story were being retold by one of its characters, the young engineer Simon Hart. Moreover, since "Facing the Flag" included many memorable Vernian motifs—including submarines, volcanoes, mysterious figures