Collaborative capture of photographic images

A method, comprising:

• storing a plurality of photographic images, wherein each of the photographic images is associated with metadata including a location and an orientation of a camera when the photographic image was captured;
• using the metadata to map the location and orientation of the plurality of stored photographic images taken within a target geographic area;
• identifying a location and orientation within the target geographic area for which no photographic image is available;
• and
• preparing a description of a target photographic image to be requested, wherein the description of the target photographic image includes a target location and a target direction;
• monitoring the location of a plurality of mobile communication devices including a first mobile communication device;
• determining whether the first mobile communication device is proximate to the target location;
• and
• while the first mobile communication device is proximate to the target location, notifying the first mobile communication device of a request to capture the target photographic image, wherein the request includes the target location and the target direction.