Pictures of graffiti art and city life photos offer a great array of photo opportunities. Check out this excellent article on street photography.
Chicago Reflections
© Ellen HodgesCampus in Blizzard
© Mark V. FedkinPena Ventosa - Porto historical center
© Antonio AmenCurious Man on Red Line Train
© Jeff PhillipsStreet Sights
© Songbird ClineArt Avenue
© Robert Jensen