Where in the Caribbean am I?

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Across
  1. 3. A US territory with Spanish heritage
  2. 5. Blue Mountains produce world famous coffee
  3. 9. I’m made up of over 700 islands
  4. 11. A volcanic island with hot springs
  5. 12. I’m a French Caribbean Isle
  6. 14. East coast is for surfing west coast is calm
  7. 15. Volcanic beaches and waterfalls
  8. 16. Port of Spain is my capital
  9. 18. Famous for underwater sculpture park
Down
  1. 1. My capital city is St Johns
  2. 2. St George’s is my capital
  3. 4. I produce blue liqueur
  4. 6. Capital is The Valley
  5. 7. Smaller than my twin island to the west
  6. 8. Historic railway and a volcanic peak
  7. 10. Split between two nations
  8. 13. Arid landscapes and white beaches
  9. 17. Has boiling lakes and hot springs