Digital Camera Metadata and GPS

Now, where did I take that photo? Ask the camera. "When you release the shutter on a digital camera, it records more than just Aunt Millie's toothy smile. With each photograph, the camera attaches descriptive data - information like date and time, make and model, white balance settings and whether the flash was used. Among the 300 or more types of data that can be attached are Global Positioning System coordinates, pinpointing where the photograph was taken. Most digital cameras cannot be connected to a GPS receiver, so they cannot automatically tag images with coordinates. But interest in the combination is growing. When Frederik Ramm, a software engineer in Karlsruhe, Germany, strapped a digital camera and separate GPS receiver to his car and drove around northern Scotland, he posted his results on the Web in the form of a geographically navigable travelogue. . . "