Pictures of graffiti art and city life photos offer a great array of photo opportunities. Check out this excellent article on street photography.
Metal Petals
© Rona L. SchwarzHappy T~K~W Day
© David PhalenCurious Man on Red Line Train
© Jeff PhillipsUnder the El:Chicago
© Rona L. SchwarzA Summer Crossing
© Rona L. SchwarzNYC Street Musician
© Holly Therrien