Aerial Photographs of Circle Irrigation in Kansas, USA. "Center-pivot irrigation, also called waterwheel and circle irrigation, is a method of crop irrigation in which equipment rotates around a pivot and crops are watered with sprinklers.
Josef Albers - German-born American artist and educator whose work, both in Europe and in the United States, formed the basis of some of the most influential and far-reaching art education programs of the twentieth century. Photo by Joseph Breitenbach
Digital transparency- Brooks Shane Salzwedel - A mixed media artist, he layers graphite drawings (Staedler Graphite pencils ranging from to transparent tape, and resin (possibly translucent resin) to create haunting scenes that are beautiful to behold.