image creditNew York graphic designer and oil painter Ron Piccirillo claims he recently made a series of discoveries - optical illusions painted into masterpieces. He tells you all about it on his blog 'The Hidden Horse Head.'
What if I told you the Mona Lisa is an optical illusion - one painting hidden within another? Well it's true. Since making this discovery months ago, I have been waiting to let the world know of my findings - a secret that has been hiding for five hundred years.The Presurfer
