A boomburb is a new urban phenomena that has emerged in the last 20 years along with the growth of the Sunbelt and its suburban-dominated forms of urbanization. Boomburbs are rapidly growing suburban cities and represent a new metropolitan form; even as boomburbs grow, they remain essentially suburban in character. Nearly 9 million Americans live in boomburbs. This activity engages students in identifying boomburbs, their location, characteristics, unique urban morphology, and causes for existence. Boomburbs are contrasted with other urbanized areas.