I love the idea of a family photo wall. My Mema Katie had an entire wall in her house covered with at least four generations of family pictures.
Aged to perfection: Ten or so years ago, Michael painted the living room walls in a mixture of two shades of white, which have since turned a color just shy of ecru. The club chairs flanking the fireplace were a gift from a friend in the 1990s; he periodically reupholsters them in the same black-and-white ticking.
it's OK to also add other items to a gallery wall beyond just the art such as mirrors and other non-art objects to add interest. Boho gallery wall with multi-finish frames and wall sculptures for an eclectic style