Black Mountains, the highest range of the Blue Ridge Mountains, in western North Carolina. Several peaks exceed elevations of 6,000 feet (1,830 m). Mount Mitchell, at 6,684 feet (2,037 m), is the highest in the eastern United States.
Missouri River, one of the largest rivers in North America and a chief tributary of the Mississippi.
America is a big ole place. Did you know that there are 50 states that constitute the U.S.? That question is about as easy as it's going to get on this quiz, so it’s time to see if your smarts go deeper.