Saguaro Textures, I
This sort of addition of a rib partway up is common in saguaros. There's a small spiderweb just left of center that I didn't even notice until postprocessing...
Taken Tuesday, January 29, 2008, 10:17:00PM.
Original image size: 2048x3072, 1.4Mb
Technical details: Canon EOS D60, 1/160s @ F11.0, ISO 100, 50mm/F1.4 (80mm equiv)
PS CRW 6000:0, -0.15:20:50:25:40