Ceiling of the processional entrance vault of the Pasadena City Hall building. You would think it should lead to a rotunda or some other formal interior space like that, but actually it leads to a garden.

Shot with the Nikon D70s and the 18-70mm f/3.5-4.5 zoom at 18mm, ISO 400, f/5.6 shutter 1/200 sec. Exposure, contrast, levels, and highlights adjustments in Aperture.