The Desert Botanical Garden in Phoenix, Arizona is home to over 100 rare species of desert plants. It also has a cafe, gift shop, garden tours, and more to entertain it’s over 300,000 visitors per year.

Arcosanti is an experimental city designed by Paolo Soleri, based on the theory of “Arcology.” Its goal is to allow the self sustainable growth of a city, interfering as little as possible on the surrounding area.