The unsolvable crossword

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Across
  1. 1. It started out as a hunting lodge
  2. 3. danish car manufactor
  3. 4. Harry Potter was filmed at ______ castle
  4. 7. It has 775 rooms (2wds)
  5. 8. put in flames
  6. 11. offical world cup 22 ball
  7. 12. messis birth city
  8. 14. The Minions speak ______
  9. 15. 4th biggest state in the U.S.A
  10. 18. capital of paraguay
  11. 19. biggest state in the U.S.A
  12. 20. Chelsea were the ____ team to win the Club world cup
  13. 21. The Mary Rose sunk in the battle of ______
Down
  1. 2. This royal property does not belong to the crown
  2. 5. capital of french guinea
  3. 6. The Niffler was based on this
  4. 9. a sport
  5. 10. north and south ______
  6. 13. german band
  7. 16. lights
  8. 17. you swim with the piggies