For the front yard? This was dug below grade, simulating the way water carves rocky terrain. I like the way plants grow in and along the bed, too. The designer is Bill Schnetz of Schnetz Landscape in Escondido.
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!