See also:

• Arts: Art History: Artists: E: Escher, M. C.  (10)

• Crystallographic Topology - The Topology of Crystallographic Groups and Simple Crystal Structures
• Geometric Topology - Numerous links in the Geometry Junkyard.
• 3-Manifolds - Links to low-dimensional topology resources.
• Manifolds and Cell Complexes - Section 57 in Dave Rusin's Mathematical Atlas.
• The Optiverse and Other Sphere Eversions - Article by John M. Sullivan on sphere eversions, with numerous illustrations.
• xxx Math Front: GT Geometric Topology - Preprints in geometric topology in the Arxiv.