Geometric Pattern on Sphere and Torus
This is created by Craig S Kaplan http://www.cgl.uwaterloo.ca/csk/projects/
You can actually buy this, as a real object. $13 USD. Place it on your desk or coffee table, sure to attract admirers. Buy it at shapeways.com .
Islamic Star Patterns in Absolute Geometry (2004-04) By Craig S Kaplan, David H Salesin. ACM Transactions on Graphics 23(2):97-119, April 2004. http://www.cgl.uwaterloo.ca/csk/papers/tog2004.html