This summer I took my grandson to see The Avengers in 3D. It was my first time for the multi-dimensional cinematic experience. While I admit to some early misgivings; stories of nausea and vertigo from those who have gone before me into this brave new world; my trepidation was soon cast aside by the thrill of feeling part of the action.
If you want to learn more about creating images in 3D here are some sites that should be of interest:
mashable.com 20+ Tools for Creating 3D Graphics
tv.adobe.com Creating 3D Graphics in Illustrator CS3
sixrevisions.com 40 Useful Adobe Illustrator 3D Tutorials & Techniques
3D Design Adobe Photoshop CS6 Extended