Across
- 2. 12388
- 4. Sierra Nevada mountains origin
- 6. 14505
- 8. 19341
- 11. Appalachian Mountains origin
- 13. 12280
Down
- 1. 14409
- 2. 5725
- 3. fault block mountain range in Nevada
- 5. volcanic mountain range that is part of the ring of fire
- 7. 11250
- 8. 29029
- 9. 20322
- 10. fold mountain range in west virginia
- 12. Cascade mountain range