UPDATE! I was in a big fat hurry and didn't mention this is a mock-up in Photoshop. I always do a mock-up if my idea is something I really need to see before I dive in. Usually I just dive in, which is why I was in a big fat hurry. I had to rush outside with drop cloth and paint because I had an IDEA.
I'll be posting a tutorial of said idea soon.
Other ideas include:
And I still am considering just adding molding.
Such a huge canvas! So many possibilities!