I realized that people at the World Trade Center were going somewhere to look at nothing, while people on the Brooklyn Bridge were going nowhere to look at something.

Check out Gavin's impressive gallery of "Flipwalks," in which a series of coin tosses dictates his pereginations around and about the vicinity of Ground Zero. The photos are nice, but the random snatches of dialogue are the real payoff:

Overheard, guy talking to girl: "I know you guys wear the same socks."