General geography crossword

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Across
  1. 4. the largest ocean
  2. 6. line of latitude at the centre of the earth
  3. 8. the body of water the channel islands are located in
  4. 10. northern ireland's capital city
  5. 14. Scotland's capital city
  6. 15. Guernsey's largest parish
  7. 16. the continent we live in
  8. 18. Wales' capital city
Down
  1. 1. the smallest ocean
  2. 2. horizontal lines that span east to west
  3. 3. the largest drainage basin
  4. 5. the largest continent
  5. 7. the longest river
  6. 9. England's capital city
  7. 11. Guernsey's most populous parish
  8. 12. vertical lines that span from the north pole to the south pole
  9. 13. the height and shape of the land
  10. 17. the smallest continent