Paul A writes:
Pole aerial photography allows a panoramic view of field sites to be established and by use of multiple images site details can be maintained and examined relative to other parts of the site in a readily understandable way. Using a technique that examines sets of photographs to establish their spatial location relative to one another a three-dimensional photomontage of the major 2012 Birnin Lafiya excavations has been produced. Follow this link http://goo.gl/QDMGV to open this image set, it may take some time to load. Once loaded, the Photosynth software allows you to drag and rotate images select images and zoom-in on details.