Willis Tower and city skyline, Chicago, Illinois, United States of America, North America

photography colour colour image color color image vertical outdoors outside night nobody no one no one travel destination travel destinations travel willis tower chicago illinois usa us united states united states of america north america american north american tourist destination tourist destinations building exterior building buildings architecture architectural landmark landmarks famous well known well known city cities urban scene urban scenes urban cityscape skyline skyscraper high angle view high angle illuminated lit lit up sirius collection