Main cell-block of 186 year old prison in Philadelphia. Considered to be the world's first true penitentiary and it shows its age.

Shot with Canon 60D using Canon EF-S 10-22mm f/3.5-4.5 USM Lens
Camera settings:
Focal length 10mm
Shutter speed: 1/125 sec
F-stop: f/8
ISO: 800

Submitted by Jim Rome