Signal at milepost 21.1, looming above a light industrial building along Pacific Blvd., San Mateo, California.

Shot with the Nikon D70s and the 18-70mm f/3.5-4.5 zoom at 70mm, ISO 400, f/9, shutter 1/1250 sec. Cropping, exposure, contrast, saturation, and levels adjustments in Aperture.