Outdoor shower/water day for kids.Could easily be made with hollow box uprights, run the water tube through one and the top hollow box with a PVC tube that you drill holes in for the water to run out. Faux paint it to look like copper, really pretty easy.
Outdoor fireplace, tiered landscaping, and curved path. The raw Copper path lights that will patina over time will look great and unique for years to come. Having the low voltage landscape lighting make these backyard ideas picturesque day and night.