Pondless Backyard Fountain Pond and Waterfall. Even without the fountain, which in Az will grow algae like nobody's business, I think the idea of softening up the patio with a little rock garden with plants mixed in.
Create a Backyard Getaway: Ensure Privacy. Your outdoor room will feel more like an oasis if it has a sense of enclosure. Fences and garden walls ensure privacy for patios, but you can also use lattice, pergolas, and landscaping to define outdoor space