Bighorn Mountains, a range in north-central Wyoming and southern Montana. They are part of the Rocky Mountains. The range is 120 miles (195 km) long and forms a barrier between the Great Plains on the east and the Bighorn Basin on the west. Bighorn National Forest is in the Wyoming section. The highest peaks, all in Wyoming, include Cloud Peak (13,175 feet [4,016 m]), Mather Peak (12,420 feet [3,786 m]), and Hazelton Peak (10,545 feet [3,214 m]).
Mississippi River, the chief river of North America and one of the largest in the world.
Think New York City is the state capital of New York? Then you may have a bit of trouble with this state capitals quiz. Give it a shot and learn a little something along the way. (The state capital of New York is Albany, by the way.)