Dad's Birthday Crossword

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Across
  1. 2. Greenland used to be a colony of this country
  2. 9. painted the Sistine Chapel
  3. 11. canoe-based travellers in early Canada
  4. 14. the tallest mountain in the world
  5. 15. the first country to use paper bills/ money
  6. 17. Irish conflict of the late-20th century
  7. 20. ancient Roman festival
  8. 21. first dynasty of Imperial China
  9. 23. the first known complex civilization
  10. 24. the chicxulub crater is located here
Down
  1. 1. Indira Gandhi was the first and only PM of this country
  2. 3. "The Scourge of God"
  3. 4. Genghis Khan founded this empire
  4. 5. the last Egyptian pharaoh
  5. 6. the Minoan eruption devastated this island
  6. 7. location of the Incan Empire
  7. 8. liberated much of South America
  8. 10. the first printing press
  9. 12. location of the first modern olympics
  10. 13. number of pyramids in Giza
  11. 16. first large-scale eletronic computer (acr.)
  12. 18. the Statue of Liberty was a gift from this country
  13. 19. segregation law in America (2 wrds)
  14. 22. unusual member of the Polish army during WW2