I'm a big fan of art that explores unusual topologies:
Peggy Wyman
Rebecca McEntee
Peggy Wiedemann
Charles O Perry
![](http://www.charlesperry.com/-Large.gif/-DoubleKnot.gif)
Carlo H. Séquin
I also like models of polyhedron and the like:
George W. Hart
![](http://www.georgehart.com/sculpture/frabjous-5fold.jpg)
![](http://www.georgehart.com/sculpture/knot-structured-1.jpg)
Bathsheba Grossman
![](http://www.bathsheba.com/sculpt/quintron/quintron_5.jpg)
![](http://www.bathsheba.com/math/gyroid/gyroid_hex.jpg)
And hyperbolic planes:
Daina Taimina
![](http://media.npr.org/programs/watc/features/2005/mar/knitting_math/redbig.jpg)
![](http://media.npr.org/programs/watc/features/2005/mar/knitting_math/greenbig.jpg)
I'm amazed by these tessellations expressed through origami:
Eric Gjerde
![](http://farm1.static.flickr.com/40/97900314_54838972de.jpg)
![](http://farm1.static.flickr.com/27/52131693_416078d1bc.jpg)
![](http://farm2.static.flickr.com/1120/1111282468_2314cfa242.jpg)
And the intersection between programming and origami:
Robert J Lang
See Also:
Mathematicians Get Crafty with Geometry
A Cabinet of Mathematical Curiosities
The Extreme Sport of Origami
Virtual Math Museum