Can you trust what you see with your own eyes?

 

Check out these sites
 

Changing Illusionn
http://www.exploratorium.edu/exhibits/changingill/
 

Poggendorf Illusion Example
http://dragon.uml.edu/psych/poggendo.html

 

Depth Illusions
http://dragon.uml.edu/psych/depth2.html

 

Subjective Contours
http://dragon.uml.edu/psych/kaniza.html

 

Impossible Figures
http://dragon.uml.edu/psych/imposs.html

 

Ambigious Figures
http://dragon.uml.edu/psych/woman.html

http://dragon.uml.edu/psych/rubin.html

 

Hermann Grid Illusion
http://dragon.uml.edu/psych/hgrid.html

 

Experience Your Blind Spot
http://dragon.uml.edu/psych/bspot.html

Necker Cube
http://dragon.uml.edu/psych/necker.html

 

Depth Illusions
http://dragon.uml.edu/psych/depth.html

 

Rotating Mask
http://www.kyb.tuebingen.mpg.de/de/bu/demo/

 

Figure - Ground

 

Demos in Figure - Ground
http://www.csun.edu/~vcoao0el/de361/de361s101_folder/FGembededTasks.html
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Illusions and Paradoxes
(This link is not stable, so you may have trouble opening it.)