For those campaigns in new york, but outside manhattan…
http://www.forgotten-ny.com/STREET%20SCENES/FLUSHING%20AIRPORT/flush.html
An old abandoned airport with a silly name and some unusual finds inside.
The picture right at the bottom is especially UA.
Man, I’m planning on running a campaign in NYC soon, and this site (http://www.forgotten-ny.com) looks like a godsend. Thanks.