I made this from an afternoon’s worth of shooting from a municiple parking garage.

[youtube=http://www.youtube.com/watch?v=MjdRNyfg_EE&w=853&h=480]

Shot with a Canon 60D using an 18-135 kit lens.
SFX Composited using Adobe After Effects
Compiled and edited using Adobe Premiere Pro
Produced by Eric Foster

Cheers!