Masonry is a craft and skill that has been in use for generations upon generations. It involves creating foundations, walls, and many other forms of construction, all using masonry tools such as a trowel, hammer, and chisel. A professional mason can be hired for a variety of tasks. Some examples include building walls including retaining walls, fireplace chimneys, stairs and steps, patios, sidewalks, driveway installation or repair, restoration of existing structures, and many more.