Old door turned into a photo board.I did this at my former house and left the door there, but took the pictures. Need to do another in my new home. If it is where you see the back as mine was, use fabric to back the whole door.
There are so many uses for shelf brackets! These are shelf brackets, repurposed to frame a window --- what a clever idea. You could do this to define and separate spaces in the same room, too. (Say an entryway and a dining room.