We Heart National Parks! And we know what state they're in!

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Across
  1. 3. White Sands National Park
  2. 5. Acadia National Park
  3. 6. Petrified Forest National Park
  4. 8. Badlands National Park
  5. 9. Mammoth Cave National Park
  6. 10. Arches National Park
Down
  1. 1. Shenandoah National Park
  2. 2. Rocky Mountain National Park
  3. 4. Pinnacles National Park
  4. 7. Glacier Bay National Park