Geometric Pattern on Sphere and Torus
This is created by Craig S Kaplan, a expert of mathematical decorative patterns.
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.
For some interesting read, see: 〈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. Source
You can buy it at: shapeways.com.
This is made by Henry Segerman.
There's a brief description about this at: http://www.segerman.org/autologlyphs.html.
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