Across
- 3. Home to Petrified Forest.
- 6. Location of the Grand Canyon.
- 7. Home to Yuma Territorial Prison.
- 8. Home to Canyon de Chelly
- 10. Includes Saguaro National Park.
- 11. Mount Graham observatory is here.
- 13. Tumacácori National Park is here.
Down
- 1. Colorado River runs through it.
- 2. Famous for Tombstone and the O.K. Corral.
- 4. London Bridge is here.
- 5. Known for Casa Grande Ruins.
- 7. Prescott is the county seat.
- 9. Known for Tonto National Monument.
- 11. Least populated county in Arizona.
- 12. Arizona’s most populous county.