The sound of running water is soothing and can add tranquility to any landscape. You can either pair a landscape waterfall with a pond or create one without a pond. These instructions describe how to design and build a waterfall without a pond.
DIY - Homemade Gabion wall ie rocks encased in wire baskets and used as a retaining wall - creates a dramatic feature in a garden. No directions on link. Nice someone figured out how to landscape with river rock. I swear they grow!