When I was five I had pink ballerina wallpaper on the walls of my room. Every night I would say good night to those ballerinas, making up names for them as I went along. I dreamt ballerina dreams well into my teens, until college actually. Now, I have my own little girl, and she has ballerina wallpaper and her own ballerina dreams. To encourage her dreams, and those of countless others, here is the best of what I found dancing on the Web.