dose anyone know where to get really big posters? i need one that will cover all oder almost all one smallish Wand harry potter ones would be cool but it could be something else

Well, I'm not totally sure if this is what you're looking for, but there are websites where Du can Design a poster with your own personally chosen image on it, and depending on the website Du use, Du can make the poster a variety of different sizes. Here is one link: link