Underpass below the Caltrain tracks, serving the Evelyn Avenue VTA station, Mountain View, California.

Shot with the Nikon D70s and the 18-70mm f/3.5-4.5 zoom at 18mm, ISO 400, f/3.8, shutter 1/50 sec. White balance, exposure, contrast, levels, highlights, and monochrome adjustments in Aperture.