» Akiyoshi's Illusion Pages    Includes anomalous motion illusions.    http://www.ritsumei.ac.jp/~akitaoka/index-e.html

» Art for Kids - The Boggler    A collection of interactive optical illusions. Also includes links to sections featuring famous artists, interactive drawing and puzzles.    http://www.edbydesign.com/art/boggler.html

» Brain Teasers - Scary Optical Illusions    Includes ambiguity pictures, scary equivocal illusions, and moving objects illusions.    http://brainden.com/scary-optical-illusions.htm

» Colorcube    Illusions organized by category, including blind spot, blink effect, bordering, chromatic adaptation, colorblindness, and others.    http://www.colorcube.com/illusions/illusion.htm

» Counter-Rotating Spirals Illusion    Java applet, including other illusions, such as an animated Necker cube.    http://dogfeathers.com/java/spirals.html

» Crazy Images    Interactive animations and optical illusions that respond to user's input.    http://www.crazyimages.com

» Daily Optical Illusions    Daily Updated, one of the largest archives of optical illusions online. Usually 2 illusions a day.    http://www.dailyillusions.com/

» Eluzions' Optical Illusions    Contains many optical illusions, illustrating a wide range of visual anomalies and surprising optical effects. A free screensaver, posters, and educational explanations are also provided.    http://eluzions.com/Illusions/

» Eye Magic    Collection of high quality optical illusions that come with clear explanations.    http://www.harmsy.freeuk.com/opticalillusions.html

» Eyetricks.com    Collection of illusions and other mind teasing oddities. Includes illusions that you can make.    http://www.eyetricks.com/

» Eyetricks.com: Optical Illusions    Collection of optical illusions, brain teasers and games.    http://www.eyetricks.com/illusions.htm

» Illusion Works    A multimedia museum of optical and sensory illusions, with on-line demonstrations and explanations.    http://psylux.psych.tu-dresden.de/i1/kaw/diverses%20Material/www.illusionworks.com/

» M.C. Escher    Optical illusion art, news, history, copyright and foundation information.    http://www.mcescher.com/

» Magic Eye Image of the Week    Includes a new image every week demonstrating stereograms.    http://www.magiceye.com/3dfun/stwkdisp.shtml

» Mighty Optical Illusions    Offers a database of optical illusions most of them real life ones.    http://www.moillusions.com/

» NIEHS Kids Page -- Optical Illusions    Presented by the National Institute of Environmental Health Sciences. A collection of illusions.    http://kids.niehs.nih.gov/illusion/illusions.htm

» Optical Illusions    Some classic optical illusions with explanations for how they work.    http://www.kcl.ac.uk/teares/gktvc/vc/lt/OpticalIllusions/optical.htm

» Optical Illusions Etc    Contains many optical illusions in blog format.    http://illusionsetc.blogspot.com

» Sandlot Science    Interactive optical illusions, games, science projects, fun puzzles, and distortions.    http://www.sandlotscience.com/

» The Exploratorium's Online Exhibits: Seeing Exhibits    Interactive illusions from the exploratorium.    http://www.exploratorium.edu/exhibits/f_exhibits.html

» Visual Phenomena and Optical Illusions    Interactive illusions, including Benham's disk and other illusions involving motion.    http://www.michaelbach.de/ot/