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,
Cultural legacy of RMS Titanic Hill, built memorials to the ship's musicians. Each year, on the anniversary of the sinking, a wreath is laid at the site by the United States Coast Guard's International Ice Patrol. A number of museums around the world have displays on "Titanic". In Northern Ireland, the ship is commemorated by the Titanic Belfast visitor attraction, opened on 31 March 2012, that stands on the site of the shipyard where "Titanic" was built. The Ulster Folk and Transport Museum also has a substantial exhibition called "TITANICa". In England, artefacts relating to the disaster are preserved at the SeaCity Museum in Southampton