sentences:  The Metropolitan Statistical Area does not consist of the usual principal-city-with-suburbs morphology; instead Bentonville is bordered to the east by Rogers, the north by Bella Vista, and the west by Centerton.The Northwest Arkansas Regional Airport is located to the southwest of Bentonville and is used to connect all of the northwest Arkansas region to the rest of the nation.For more than the last decade, Northwest Arkansas has been one of the fastest-growing regions in the United States.