Build a backyard corner bench with planter. Great for a patio or deck as well. Free plans at the link.
Build this beautiful corner bench which features a built-in table using these free woodworking plans.
Build this corner bench using stock cabinets and this free tutorial.
This is a link to a Google 3D SketchUp drawing for a corner planter bench. You will need the SketchUp software to download this drawing and its freely available online.
This bench corner unit is meant to go with the customizable outdoor bench as the corner piece.