WORLD 6

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Across
  1. 3. Capital of Iceland
  2. 5. Martial art using throws
  3. 8. Largest continent
  4. 9. ROAD Historic trade route to China
  5. 10. Capital of South Korea
  6. 14. Country where tango began
  7. 15. DIOXIDE Gas that plants take in
  8. 18. Art of paper folding
  9. 19. Country with the pyramids of Giza
  10. 20. Author of “The Odyssey”
  11. 21. Animal famed for echolocation
  12. 23. Highest chess title
Down
  1. 1. Viking ship type
  2. 2. Classic Roman garment
  3. 4. Currency of the Eurozone
  4. 6. Tree that gives acorns
  5. 7. Stone used in guacamole bowls
  6. 11. Device for breathing underwater
  7. 12. Planet closest to the sun
  8. 13. City with the Louvre
  9. 15. Sport with bats and wickets
  10. 16. Planet closest to the sun
  11. 17. Greek god of the underworld
  12. 18. Bird that delivers letters in fiction
  13. 22. Tool for measuring angles