Vacation

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Across
  1. 3. places to play
  2. 7. frozen drip
  3. 10. Without light
  4. 12. Gray skies
  5. 13. slides easily
  6. 14. no light
  7. 16. Underground passages
  8. 17. Mammal that sleeps hanging upside down
Down
  1. 1. wet
  2. 2. Forms from gypsum and pressure in the dark
  3. 4. State where Great Grandma lives
  4. 5. Opening in ground
  5. 6. Rises from floor
  6. 8. Blind amphibian
  7. 9. Wet Dirt
  8. 11. Natural underground space
  9. 15. Without sound