Kansas is in a region known as "America's Breadbasket". Like other states in this area, Kansas is a large producer of corn, sorghum, soybeans, and wheat; they make one-fifth of all wheat grown in the United States. In addition agriculture, Kansas has other industries including aviation and communications. Kansas has an area of , which is the 15th-biggest state by area and is the 34th most-populous of the 50 states because it has 2,913,314 people living there. People who live in Kansas are called "Kansans". Mount Sunflower is Kansas's highest place at .