An antiqued wall mirror also serves as a nice, rustic touch,' adds Kathy Kuo, who favors adding mirrors to a gallery wall with vintage art. Experiment with decorating with mirrors by trying ...

Whether you’re going for sleek black frames or something more rustic, sticking to the same width helps create a sense of unity. In this gallery wall, I used 12×16, 12×18, and 12×12-inch frames.