• Akiyoshi's illusion pages - Many works of Akiyoshi Kitaoka. Designs around standard illusions crafted to maximise the illusory effect.
• All In Fun Magic - Over 50 optical illusions and ambiguous drawings.
• All Optical Illusions - Gallery of optical illusions, 3d art, puzzles, and visual gags.
• Amazing Eyetricks - Gallery of pictures that will trick your eyes.
• Amos Storkey - Visual Illusion of the Month - Collection of illusions and images chosen for novelty and distinction from the usual set found in most collections.
• Colloquium of Visual Illusion - A gallery of classic and original visual illusions
• Cool Optical Illusions - A growing collection of optical illusions and eye tricks, including original illusion pictures and a collection of optical illusion desktop wallpaper.
• Cut the knot: Visual Illusions - A collection of about 20 illusions - all accompanied by Java applets. Interactively changeable attributes help investigate which ones are in fact responsible for tricking the brain.
• 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.
• Eye Magic: Optical Illusions - Offers a number of optical illusions for viewing, as well as explanations on how they work.
• Eyetricks.com - Optical illusions, 3D stereograms and anaglyphs, fractals and brain teasers
• IllusionWorks - A multimedia museum of optical and sensory illusions, with online demonstrations and explanations.
• Just Optical Illusions - Focus on geometric optical illusions by Gianni A. Sarcone and Marie J. Waeber
• Mchael Bach: Optical Illusions & Visual Phenomena - The stress here is on relative novelty and interactivity, in combination with a scientific background. Regularly updated.
• Mindfake.com - Site contains a collection of optical illusions, online games, and other fun things.
• NBCreations illusions - Illusions by Brincat Norbert for viewing and downloading.
• Optical illusion - A large collection of optical illusions.
• Optical Illusion Archive - A collection of optical illusion images, 3D street art, and flash demonstrations.
• Optical Illusionist - Optical illusions, eye tricks, mind teasers and other puzzles.
• Optical Illusions - Amazing Pictures and Effects
• Optical Illusions? - Comments on the terms 'Optical Illusion' and 'Visual Illusion'.
• Optical Illusions Etc - Contains many optical illusions in blog format.
• Optical Illusions for Kids - Offers a collection of illusions, brain teasers, and puzzles for children.
• Optical illusions to fool your eye - A selection of optical illusions including an optical illusion quiz.
• Optical Magic Optical Illusions - A selection of common images.
• Optillusions - A collection of riddles and optical illusions of many different forms with thumbnail browsing.
• Planet Perplex - Selection of optical illusions, hidden images, impossible objects and upside down images.
• Skytopia - Dynamic Optical Illusions - A selection of old, new and original optical illusions. Many pictures are enhanced via the use of 3D and animation.
• Subliminal Messages - Impossible figures, optical illusions, multimedia and 3D puzzles.

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