Not only is the art itself interesting, but the manner in which it has been hung heightens the interest. Whether it be hung in front of a window, in a symmetrical and formal format, or layered and propped in a more casual fashion, give consideration to the presentation of your favorite pieces.
Sometimes the structure or foundational elements of a room are just as gorgeous as the furnishings themselves. I'd say this is the case with these windows. My eye skips right past the beautifully designed spaces and becomes fixated on the gorgeous windows.