Edward Hill, a Greenwich based photographer, has developed a stitching technique named photosperes:
http://www.glartists.com/
http://www.glartists.com/photospheres_location_england_lndn_towerhamlets.htm
http://www.glartists.com/photospheres_location_italy_venice.htm
image copyrights Edward Hill - Cabot Square & Ponte di Rialto, Venice