Brick pavers make a simple, handsome border and work well as edging material. They're ideal for a wide border that keeps grass out of the garden, yet allows flowers etc. to spill over without intruding onto the grass.
Raised flower beds railway sleepers : We have all these tall trees that have big uneven mounds. Would like to have raised beds with railroad ties around. Or I would like safe rockeries as we have so many huge beautiful stones about.