Chicago Water Tower in foreground, Hancock Building in background, Chicago, Illinois, United States of America, North America

architecture blue sky building chicago clear sky color image contrasting day facade hancock building highrise historical landmark illinois landmark low angle view nobody north america outdoors photography sunny tourist attraction tower towering travel travel destinations united states united states of america vertical water tower america american americas cloudless color colour daytime front historical history il outside sky skyscraper structure sunshine turret us usa us usa