Burnham took a leading role in the creation of master plans for the development of a number of cities, including Chicago, Manila and downtown Washington, D.C. He also designed several famous buildings, including the Flatiron Building of triangular shape in New York City,[1] Union Station in Washington D.C., the Continental Trust Company Building tower skyscraper in Baltimore (now One South Calvert Building), and a number of notable skyscrapers in Chicago.