"Moebius Transformations Revealed"
Douglas N. Arnold & Jonathan Rogness
University of Minnesota, 2007
Lo-res (Youtube) ; Hi-res, 124 MB .mov.Science News, 17.11.2007
Nicely done. It's worth the 2 1/2 minutes it takes to watch.
I'm particularly taken by the Tweety-Bird negative space created by the example; whooda thunkit?