I'm a huge fan of minimalist artwork; I posted about the Met's gorgeous minimalist fairy tale posters a while back.
And upon creeping on Tumblr - as I do in my spare time - I discovered that somebody has made a set of minimalist Harry Potter posters! These two are my favorites:
You can check out the rest by visiting the artist's Tumblr here. Aren't they gorgeous? Too bad I have no room on my wall for more posters...