who did a live sand art performance for SICAF (Seoul International Cartoon and Animation Festival) 2003. The video is 9 minutes, and has been blurred a bit, but still well worth watching.
http://video.google.com/videoplay?docid ... d+painting
There are others listed on his website; but with I computer limitations and so was unable to view his most recent sand paintings.
http://www.cakostudio.hu/