Sculptures by Carlo H. Séquin  
   Includes photos of knots and tangles, mathematical models of surfaces, and stereolithography models.
   http://http.cs.berkeley.edu/~sequin/SCULPTS/sequin.html

The World of Escher  
   The web site to explore the great M.C. Escher artworks. Each image has commentary and a zoom mode.
   http://www.worldofescher.com/

Geometric Sculpture of George W. Hart  
   The geometric sculpture of George W. Hart displays the beauty of mathematical forms in various media.
   http://www.georgehart.com/sculpture/sculpture.html

Mathematics and Art Project  
   A collaborative project that brings together mathematicians from Hewlett-Packard's Basic Research Institute (BRIMS) with artists, attempting to create a synthesis of their ideas. Includes a gallery, events calendar, and discussion articles.
   http://www-uk.hpl.hp.com/brims/art/

Symbolic Sculpture and Mathematics  
   Photos of sculptures by John Robinson, and description of the mathematics behind them by Ronnie Brown.
   http://www.cpm.sees.bangor.ac.uk/sculmath/

Tips and Tricks to Gothic Geometry  
   Full explanatory diagrams for constructing your own rose window, ogee arch, and trifoil tracery.
   http://www.newyorkcarver.com/geometry/geometry.htm

Geometry Gallery  
   Spatial designs by Vedder Wright.
   http://world.std.com/~vwright/gallery.shtml

Synergetic Geometry  
   Richard Hawkins' digital archive.
   http://www.newciv.org/Synergetic_Geometry/

Islamic and Geometric Art  
   A personal journey through aspects of geometric art with particular reference to Islamic design. The site includes full descriptions and methods for building often complex structures.
   http://www.geometricdesign.co.uk/

GeomeTricks  
   Explore complex geometric structures based upon the 'basic joint'; an interconnectable joint composed of four intersecting sets of three triangular prisms. Includes assembly instructions, sculpture photographs and interactive virtual 3D models.
   http://www.geometricks.com/

Ken Snelson  
   The art and tensegrity sculptures of Ken Snelson.
   http://www.grunch.net/snelson/

Polyhedra and other Interesting Structures  
   Home made polyhedra and other constructions with interesting structural properties, specifically tension and rigidity.
   http://www.pendred.net/

Stix 'n Strings Mathematical Sculpture  
   Mathematical balance between the forces of compression and tension expressed as sculpture [site needs Java].
   http://www.stixnstrings.com/

Stewart Dickson's Art Page  
   Includes image galleries of 3-D images, a paper on tactile geometry, resume, virtual reality project and diversions.
   http://emsh.calarts.edu/~mathart/

Art Geometry and Abstract Culture  
   Computer Graphics, Art, Math, Geometry, and Abstract Sculpture are closely related. These activities are trying to transcend the boundaries between the fields. With images of models and sculptures.
   http://www.cs.berkeley.edu/~sequin/ART/

Religious Beliefs Made Visual: Geometry and Islam  
   A lesson plan. Constructs a geometric motif from Islamic art, and gives its cultural context.
   http://www.askasia.org/frclasrm/lessplan/l000030.htm

Tom Lechner's Sculptures  
   Polyhedral sculptures for sale. Also includes his memoirs of making polyhedral models, math references, and his art school thesis.
   http://www.re.org/tom/sculptures/sculptures.html

Un-disassemble-able Object by Jack Snoeyink  
   A sculpture representing research results on the number of hands that a robot would need to assemble collections of simple geometric objects.
   http://www.cs.ubc.ca/nest/imager/contributions/snoeyink/sculpt.html

Math Art Project 1999  
   Collaborative project between Maths and Art departments of East Carolina University. Gives their approach to fractals, tessellation, and topology, with some links.
   http://150.216.112.98/artEd/mathart-web/matharthomepage.htm

Math Art Gallery  
   Knots, surfaces and fractals.
   http://www.math.ru.nl/knopen/art_gallery.html