Where in the world?

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Across
  1. 4. Nicknamed 'Oil Town'
  2. 5. The largest emeriate
  3. 9. Greek for New City
  4. 10. The first city to host the Olympics three times 1908, 1948, 2012
  5. 11. The first British settlement in SEA
  6. 12. A major city with over 100 beaches
  7. 14. Means Mountain Jewel
  8. 17. Home to the largest butter market in the 18th Century
  9. 18. Birthplace of Muesli
  10. 22. Capital of Umbria
  11. 24. Home of the Catalans
  12. 25. First city to host Olympics outside of Europe and North America (1956)
  13. 27. The Emerald Isle
Down
  1. 1. The last Muslim stronghold of Spain
  2. 2. Home of the black stuff
  3. 3. Holds title of Greatest Car-Free Town in the world
  4. 6. Home to the longest stretch of cable car
  5. 7. Birthplace of the Renaissance
  6. 8. The city with the most skyscrapers
  7. 13. Ireland's Tidiest Town
  8. 15. A city founded by Chinese tin miners, name means Muddy Confluence
  9. 16. A country that has changed it's time zones 6 times since 1905
  10. 19. City Home to the most churches in the world
  11. 20. Amazing climate that allows 5 harvests a year, named after Myrtle
  12. 21. Birthplace of the Flamenco
  13. 23. Birthplace of duty free shopping
  14. 26. A city named after the Ma Haad Tree