Arizona is a state in the southwestern United States known for its desert climate and diverse landscape. The state flower of Arizona is the Saguaro cactus blossom, which is native to the Sonoran Desert. Two cities in Arizona are Mesa and Yuma, both of which have four letters. Mesa is the third-largest city in Arizona and is located in Maricopa County. Yuma is located in the southwestern corner of the state and is known for its hot climate and agriculture.