There is an e-mail going around* that refers to a fairly nifty optical illusion. Unfortunately the e-mail points to a site that is only borrowing the image instead of the original one (though they do give credit). Here is the body of the message:

"THIS IS ABSOLUTELY AMAZING!!!!
Subject: Illusion

Take a break and check this out. How in the heck does it work??? Click on the link below: darn cool illusion…….

Darn cool illusion [<-- link]"

If you got this message check out the real site, if you didn’t get this message, check it out anyway.

*Thanks Dot.