This document discusses juxtaposition photography. It defines juxtaposition as placing two contrasting or opposing focal points in an image, such as differences in age, color, size, or location. Common elements used for juxtaposition include age, color, size, and location. Juxtaposing different elements can create a feeling of curiosity as the viewer tries to understand the differences between the focal points. The document provides an example image that juxtaposes an old Chinese building with a polluting industrial estate to convey a message about the difference between the modern polluted world and the past natural world.