Many of them are told in the bold designs of young architects such as Dankmar Adler, Daniel Burnham, John Root and Louis Sullivan.

BBC: The infamous architecture of Chicago

Architects such as Dankmar Adler, Daniel Burnham, John Wellborn Root and Louis Sullivan, making use of such innovations as steel, lifts and electricity, soon developed the skyscraper.

ECONOMIST: To natural assets add art, learning and fun