Took this photo of the Fourth Rail Bridge as I think the way the bridge rises and dips represents rhythm.
Camera: Canon EOS 450D
Exposure: 0.6
Aperture: f/5.0
Focal Length: 46 mm
ISO Speed: 1600
Exposure Bias: -1 EV
Flash: Off
Date and Time (Original): 2009:02:27 21:55:58