Bathyscaphe Trieste (IMAGE) Office of Naval Research Caption TRIESTE (DSV-1) being loaded aboard the USS Point Defiance (LSD-31) by a crane in San Diego on April 15, 1963, for transport to Boston via the Panama Canal. The TRIESTE was transferred to the East Coast to investigate the sinking of the USS Thresher (SSN 593), which she located on the second attempt. Credit U.S.Navy Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.