america
architecture
attraction
blue
building
chicago
city
cityscape
clear
color
colorful
contemporary
destination
downtown
dusk
evening
hotel
illinois
illuminated
lake
lake michigan
lakefront
landmark
lights
morning
night
office
outdoors
panorama
panoramic
scene
sears tower
skyline
skyscraper
skyscrapers
structure
tower
travel
urban
usa
water
willis tower