the look of stacked logs but easily removable for when you want to actually use the fireplace, keeps out the draft, and super easy to build.
Try taking a few beautiful art books down off the shelf and using them to break up a coffee table's surface.
fireplace + mantle via @Danielle Lampert Lampert Moss. Don't leave your summer fireplace a black empty cave. Fill it.
Porcelain Firewood--good for a non-working fireplace or, for us, a summer fireplace makeover.