20,000 Leagues Under the Sea: Submarine Voyage the cavern entrance simulating a surface storm, the Captain would order the submarine down into the depths as a precaution, and the guests enter the show building section of the attraction. Within minutes, the devastation such natural phenomenon can create was made clear with the ominous Graveyard Of Lost Ships, with shipwrecks from various centuries littering the sea bed, guarded by the silent, gliding figures of sharks. Leaving the destruction behind, the Nautilus would reach the North Pole, circumnavigating the Polar Ice Cap from below the surface, and narrowly avoiding large icebergs stabbing through the water. Venturing deeper, the Nautilus
Voyage to the Bottom of the Sea Wilkins. Calvert wrote the book "Surface at the Pole" about this and the other Arctic missions of USS "Skate." The film "Voyage to the Bottom of the Sea" begins with "Seaview" in the Arctic for the final phase of her sea trials, including a dive under the ice cap. Two milestones in underwater exploration were achieved in 1960, the year before "Voyage to the Bottom of the Sea" was released. On January 23, 1960, Jacques Piccard and Lieutenant Don Walsh (USN), in the bathyscaphe "Trieste", made the first descent to the bottom of the Challenger Deep. The Challenger Deep is