Chicago skyline and Lake Michigan at dusk 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 dusk 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 cityscape urban scene chicago river river water bright light illuminated lit lit up no people