Across
- 5. - Arizona park with fossilized trees
- 7. - Located in Maine, known for its coastal beauty
- 13. - Alaska park, home to North America's highest peak
- 16. - Straddles the border of North Carolina and Tennessee
- 18. - Utah park featuring natural stone arches
- 20. - California park, home to giant sequoia trees
- 25. - Kentucky park with the world's longest cave system
- 26. - California park known for its deep canyons
- 27. - Colorado park featuring ancient Pueblo cliff dwellings
- 28. - Florida's unique wetland ecosystem
- 29. - Michigan park located on an island in Lake Superior
- 30. - Famous for its granite cliffs and waterfalls
Down
- 1. - Utah park known for its hoodoos
- 2. - Virginia park along the Blue Ridge Mountains
- 3. - California park comprising five rugged islands
- 4. - Utah park with towering red rock formations
- 6. - Range spanning several national parks
- 8. - Massive canyon in Arizona
- 9. - California park with towering ancient trees
- 10. - Montana park with stunning glacial landscapes
- 11. - South Dakota park with a complex cave system
- 12. - Park in Washington with diverse ecosystems
- 14. - Arizona park known for its giant cactus forest
- 15. - America's first national park
- 17. - Arkansas park with thermal springs
- 19. - Utah park known for its colorful sandstone formations
- 21. - South Dakota park with rugged terrain
- 22. - Ohio park along the Cuyahoga River
- 23. - California park with unique desert flora
- 24. - California and Nevada park, known for extreme temperatures