Matches cut to look like the old New York skyline. Found taped to a metal poll at ground zero. Created by anonymous.
Much of the NYC Subway mosaics date back to 1904. There are slightly more modern ones for 28th Street, but this one is slightly out of the way and quite old. Read about the Subway Mosaics here: http://en.wikipedia.org/wiki/New_York_City_Subway_tiles