National park #4

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Across
  1. 1. National Park in Florida is known for its world-renowned concentration of turtles
  2. 4. Pathway made of wooden planks
  3. 6. Light porous rock formed from volcanic ash
  4. 10. Area of canyons and mesas
  5. 12. President who created Denali National Park in Alaska
  6. 14. The state with two National Parks within ten miles of each other
  7. 15. Hot springs that occasionally erupt with water and steam
  8. 16. President who set aside 230 million acres of land for preservation
  9. 19. Famous for its towering cliffs and waterfalls
Down
  1. 2. Luxurious camping experience
  2. 3. President who created the first National Park, Yellowstone
  3. 5. Artificial lake used for storing water
  4. 7. Abbreviation for the organization that is responsible to take care of the parks
  5. 8. Wetland area with tall grasses and weeds
  6. 9. Large volcanic craterformed by a collapsed volcano
  7. 10. The state with the most National Parks
  8. 11. The only state without a National Park
  9. 13. State with the largest National Park
  10. 17. Molten rock expelledby a volcano
  11. 18. Study of plants