Long ago, we humans invented the hallway as a clever way to get from one side of the house to the other without having to walk through every single room. They're quite useful, but oftentimes not particularly exciting — long, narrow, windowless spaces sandwiched in the middle of a home. And they can be tricky to decorate, since often there's just not much space. If your hallway is suffering from a case of the blahs, here are ten things you can do to give it a little life.