Timeline of United States discoveries exhaustive searching, it was in 1984 that world headlines were made when American archeological explorer Barry Clifford found the only solidly-identified pirate shipwreck ever discovered, the "Whydah". Two-hundred thousand artifacts and sunken treasures were discovered in the shipwreck as well. 1985 Puck 1985 RMS "Titanic" wreckage The RMS "Titanic" was an "Olympic" class passenger liner owned by the White Star Line and was built at the Harland and Wolff shipyard in Belfast, in what is now Northern Ireland. At the time of her construction, she was the largest passenger steamship in the world. Shortly before midnight on April 14, 1912,
Sinking of the RMS Titanic fired every few minutes to attract the attention of any ships nearby and the radio operators repeatedly sent the distress signal CQD. Radio operator Harold Bride suggested to his colleague Jack Phillips that he should use the new SOS signal, as it "may be your last chance to send it". The two radio operators contacted other ships to ask for assistance. Several responded, of which RMS "Carpathia" was the closest, at away. She was a much slower vessel than "Titanic" and, even driven at her maximum speed of , would have taken four hours to reach the sinking ship. Another