John Francis Ropek this nuclear submarine, Ropek was involved in pioneering oceanographic studies under the polar ice cap of the North Pole, resulting in the report "Characteristics of Polar Ice Observed During the 1957 Arctic Cruise of the USS Nautilus" (Defense Technical Information Center 1958). As a scientist he published many technical papers, such as "US Navy Hydrographic Office synoptic and prognostic wave charts" (US Navy Hydrographic Office 1955), and "An Application of Naval Oceanographic Development to Inland Waters" (Defense Technical Information Center 1967). Later, Ropek was deputy director of the prediction division of the Naval Oceanographic Office. Late in life he lived
Submarine Voyage in the hold of a Venetian galley. Nearby, deep-sea divers work to carry other treasures to the surface. Sonar detects a polar ice cap ahead, and the diving officer takes the ship deeper in order to clear the ice. The submarine travels directly beneath the North Pole. This is a recreation of the historic voyage of when it left Hawaii on July 22, 1958 and set its course for the North Pole. After passing beyond the polar region, the submarine journeys to deeper waters where sunlight has never penetrated. Strange creatures can be sighted, including a giant squid and creatures