Australia #1

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Across
  1. 2. Most populated state. (abbreviation)
  2. 5. Mining region in NW WA.
  3. 6. Australia is the ? largest country in the world.
  4. 8. Northern city in Queensland.
  5. 10. South Australia opal mining town. (2 words)
  6. 11. Largest lake in Aus.
  7. 12. Guilty in the Azaria case.
  8. 13. Last man executed in WA. (2 words)
  9. 15. Tropic that passes through Australia.
  10. 18. Gems farmed at Broome.
  11. 19. Plain separating WA from SA.
  12. 20. Site of first gold discovery in WA (2 words).
Down
  1. 1. Tallest mountain in Aus.
  2. 3. Site of Australia's last whaling station.
  3. 4. Channel separating Tasmania from the mainland. (2 words)
  4. 7. Largest desert in Aus. (2 words)
  5. 9. First name of Australia's most infamous bushranger.
  6. 14. deadly eastern state spider.
  7. 16. Longest river in Aus.
  8. 17. Beach from where the Beaumonts vanished.