What is being built both at 3 Hudson Boulevard and 520 Park Avenue?
3 Hudson Boulevard: 3 Hudson Boulevard, previously tentatively known as the GiraSole, is a supertall skyscraper under construction in Manhattan's Hudson Yards and Hell's Kitchen neighborhoods along the Hudson Park and Boulevard in New York City. 520 Park Avenue: 520 Park Avenue is an American skyscraper under construction on East 60th Street west of Park Avenue in Manhattan, New York City.
an American skyscraper under construction