This Infographic Shows All the Facts You Never Knew About 'Harry Potter and the Prisoner of Azkaban'
Do you know why the trio ditched their school robes in the third film? How about where JK Rowling got the idea for Dementors. Can you name the character who can be seen on the Marauder's Map who doesn't appear in the films? Check out this awesome infographic for all this and more!