This photograph was taken at a very interesting angle with the sunlight shining through. The black and white of the photograph directs the focus to the woman. Photo Gothic Quarters, Barcelona de Frank van Haalen (via
Properties of light and how to apply them in photography. Another silhouette favorite, I like the way the light outlines her head. For some reason, this says a lot about the emotion of this subject, and silhouette is very effective way to portray emotion.