Skyscraper at Ground Zero? "Plans for redeveloping the World Trade Center site include proposals for memorials on the tops of buildings and below ground, a garden and the tallest building in the world, a published report said. Although it is not yet known which elements will make it into the final design, the director of the Lower Manhattan Development Corp., the agency charged with overseeing the redevelopment process, praised the new plans for their creativity, the New York Times reported Friday."