Harry Guideboard Wall Stickers Once you exit the train, you'll need to know where to go! Try these Harry Guideboard Wall Stickers ($23) to give your guests a sense of direction once they've entered the Wizarding World that is your home. These stickers come in three sizes, and you can choose from a long list of colour options, which means they are sure to blend in with the vibe of your home. Image Source: etsy.com Harry Guideboard Wall Stickers $23 from etsy.com Buy Now