Love the purple walls (I can't find the source of this image which is mighty annoying) I love the color scheme but rather in a bedroom or living room. Dark purple walls, gray wainscot, white ceiling and marble gray floor. Metal or silver details.
source: Meredith Heron Design Chic master bathroom design with white bathroom wall mounted vanity with calcutta gold marble counter tops, black beveled mirror, marble basketweave tiles floor and roman shade.
Another frequently seen place for a lamp is on the island. This beautiful kitchen, with interiors by Michael Siller (via Cote de Texas) has a lamp that is key to the décor of the space. The rest of the house can be seen here.
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.