Across
- 3. This river is in Alaska.
- 6. River that made the Grand Canyon.
- 8. The longest river in the USA.
- 11. The only great lake entirely in the USA.
- 13. This river begins in Colorado and is the border of the USA and Mexico.
- 14. The largest river in the world.
- 16. The great lakes exist because of the melting of...
- 17. This river is the largest tributary of the Mississippi.
Down
- 1. Largest lake in Oklahoma.(Man made)
- 2. Largest river west of the Rocky Mountains.
- 4. Largest river in Oklahoma.
- 5. This river forms the border between Ohio and Kentucky.
- 7. The Great Salt lake in in this state.
- 9. The Columbia river empties into this ocean.
- 10. The longest river in the world.
- 12. The Rio Grande empties into this body of water.
- 15. This river runs through Oklahoma City.
- 18. River that makes the southern border of Oklahoma.
