Across
- 2. Mountain range east of California. (2 words)
- 5. Tributary of the mighty Mississippi.
- 7. Largest state.
- 13. River that borders Mexico. (2 words)
- 14. Geyser that erupts more than any. (2 words)
- 15. Tallest mountain in continental USA.
- 16. Number of stars on USA flag.
- 17. Largest bear species in USA.
- 19. World's first national park.
- 20. Great Lake Canadians rely on for drinking water.
Down
- 1. Desert state capital Salt Lake City.
- 3. Hottest, driest and lowest National Park.(2 words)
- 4. Largest mountain system in USA. (2 words)
- 6. Longest shoreline of all Great Lakes.
- 8. River that flows into Kansas City.
- 9. Great Lake with a spooky name.
- 10. Enormous stretches of flat grassland. Bison home.
- 11. Deadliest Great Lake. Most deaths.
- 12. Largest of the Great Lakes.
- 18. Least populated state.