Across
- 3. AK park with sand dunes and caribou migration
- 8. FL park accessible only by boat or seaplane
- 10. VA park with scenic vistas
- 14. UT park with vast canyons + mesas
- 16. AK park with diverse ecosystems
- 19. MT park with stunning mountain scenery
- 23. Park in the Caribbean
- 24. AZ park known for its giant cacti
- 25. WY park with rugged mountain peaks
- 26. UT park known for hoodoos
- 27. Park in the South Pacific, below the Equator
- 28. AK park with vast wilderness
- 30. CA park known for its rock formations
- 31. MI park known for long term study of moose + wolves
- 34. CA park with deep valleys and giant sequoias
- 38. CA/NV park known for extreme heat
- 42. SD park with a unique cave system
- 45. OH park along the Cuyahoga River
- 49. FL park that's mostly underwater
- 51. California park with iconic granite cliffs
- 52. AZ park with fossilized trees
- 54. KY park with the world's longest cave system
- 56. AK park famous for bear watching
- 57. NM park with extensive cave systems
- 58. UT park with towering sandstone cliffs
- 60. AR park known for its thermal springs
- 61. Remote AK park above the Arctic Circle
- 62. AK park with stunning fjords
Down
- 1. HI park with active volcanoes
- 2. CO park with towering sand dunes
- 4. FL park with vast wetlands
- 5. CO park with ancient cliff dwellings
- 6. TN/NC park known for its misty mountains
- 7. TX park with its highest peak
- 9. WY/MT/ID park known for its geothermal features
- 11. AZ park carved out by Colorado River
- 12. CO park with steep cliffs
- 13. WV park known for its river and cliffs
- 15. CA park known for its unique trees
- 17. NM park with gypsum sand dunes
- 18. CA park with towering redwoods
- 20. CA park known as the "Galapagos of North America."
- 21. AK park known for glaciers
- 22. SC park with old-growth forest
- 29. SD park with striking eroded landscapes
- 32. CA park with geothermal features
- 33. ND park named after the conservationist president
- 35. UT park featuring the Waterpocket Fold
- 36. HI park with a massive volcanic crater
- 37. WA park with a prominent volcano
- 39. CO park with high peaks
- 40. CA park with giant sequoias
- 41. ME park where the sunlight hits US first daily
- 43. MN park known for its waterways
- 44. WA park with diverse ecosystems
- 46. NV park with ancient bristlecone pines
- 47. OR park is deepest lake in the US
- 48. AK park with North America's highest peak
- 50. WA park with rugged mountain terrain
- 53. IN park along Lake Michigan
- 55. UT park famous for its natural rock formations
- 59. TX park along the Rio Grande, in Chisos Mtns