The Nabataeans carved elaborate and beautiful structures directly out of the raw sandstone cliffs, and devised ingenious cisterns and water conduits to make the city both a fortress and an oasis along the caravan trade routes of the region.
These images of Petra and its environs were created using the Autochrome process, one of the earliest color photography tech**logies. Requiring long exposures, the process used dyed potato starch *****s to capture color in a dreamy, pointillist mosaic. Read more...