Hand painted wood slices / Scenic Illustrations on Wood Slices by Meni Chatzipanagiotou. Granted these are painted & very beautifully done to but they would make excellent Wood Burning subjects as well.
This DIY project is called Easy Silhouette Wall Art for good reason! It is the coolest and easiest wall art you will ever make! In this easy tutorial from Lowe’s, plywood was used as the canvass. There are various gauges of plywood.