Great Plains Puzzle

1234567
Across
  1. 3. The river that divides the United States into east and west
  2. 5. This small burrowing animal is not actually a dog.
  3. 6. The nickname for the state of Missouri.
  4. 7. This beast of burden used to roam the great plains by the millions.
Down
  1. 1. The most famous structure in St. Louis
  2. 2. This type of severe weather storm is common across the plains.
  3. 4. This President was born in Missouri.
  4. 7. Popular food cuisine consisting mainly of smoked meat