Tour boat passing under a raised disused railway bridge on the Chicago River, Downtown towers in the background, Chicago, Illinois, United States of America, North America

photography vertical outdoors outside day daytime chicago river downtown willis tower sears tower chicago illinois usa us united states united states of america america american north america north american travel destination travel incidental people background people people in the background building exterior building buildings architecture architectural high rise highrise high rise skyscraper skyscrapers sky scraper sky scrapers tourist attraction urban scene urban cityscape cityscapes city scape city scapes skyline interlandmark tower river rivers bridge boat tourist boat tourism city cities raised scale connection transportation transport water tourist destination