http://www.youtube.com/watch?v=ev8aV1gB-SM

Interview with Zack Snyder, its good because he says he enjoys making movies from novels/fantasy's. It also goes on to say that he likes to work with images of a film before he starts filming. E.G For legend of the guardians he saw painting of the owl, watchmen he had a magazine, 300 he had paintings and stories.