Amazing, check this site out, tons of great WTC shots:

http://www.aerialwtc.com/index.html

cool!

-thankyou-

those are really nice shots!

I looked at three of them and one was backwards-- is it supposed to be a puzzle? Identify which ones have been flipped?

Cool. He's a pretty awesome dude if you look in the "Julian Olivas: air to ground photography" page.

Just seeing them from the sky made you feel how big they really were.