World Trade Center is a mostly completed complex of buildings in Lower Manhattan , New York City , U.S. , replacing the original seven buildings on the same site that were destroyed in the September 11 attacks . The site is being rebuilt with up to six new skyscrapers , four of which have been completed ; a memorial and museum to those killed in the attacks ; the elevated Liberty Park adjacent to the site ; and a transportation hub . The 104-story One World Trade Center , the tallest building in the Western Hemisphere , is the lead building for the new complex
September 11 attacks
September 11 attacks
World Trade Center (2001–present)