FROM 'STEAMBOAT WILLIE' TO 'MONSTERS UNIVERSITY': 12 ANIMATION MILESTONES

With Monsters University about to hit theaters, we thought we'd take a look back at one of the greatest, if still horribly under-praised, artforms of the past century: animation. From Steamboat Willie and Snow White and the Seven Dwarfs to latter day Pixar classics, animation has constantly evolved, breaking technological barriers along the way, and delighted kids and adults alike. Check out our gallery of 12 Animation Milestones.