Chicago skyline and Lake Michigan with the Willis Tower, formerly the Sears Tower on the left, Chicago, Illinois, United States of America, North America

travel destination travel destinations travel photography colour image colour color image color horizontal chicago skyline lake michigan willis tower sears tower illinois usa us united states usa us united states united states of america north america american north american outdoors outside lake building building exterior architecture architectural architectural skyscrapers city modern national landmark landmarks day cityscape urban scene blue red chicago river river water