Good luck!

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Across
  1. 2. Art gallery currently home to the Mona Lisa and Venus de Milo
  2. 4. Quebec produces 70% of the worlds output of this condiment (5,5)
  3. 6. Alter ego of David Bowie (5,8)
  4. 9. First human in space (4,7)
  5. 10. Chemical element with symbol ‘K’
  6. 15. 2005 romantic drama and winner of Best Film at the British Academy Awards (9,8)
  7. 17. German electronic music pioneers
  8. 18. Disney musical starring a bear, a snake and a panther (6,4)
  9. 19. Currency of Sweden
  10. 20. Rick Astley’s greatest hit, with over 1.5 billion views on Youtube (5,5,4,3,2)
Down
  1. 1. Type of shark with a lifespan of more than 250 years
  2. 3. Type of pasta from the Emilia-Romagna and Marche regions of Italy
  3. 5. Author of The Bicentennial Man and I, Robot (5,6)
  4. 7. Quito is this country’s capital
  5. 8. Highest mountain in Africa
  6. 11. Location of most famous Sphinx
  7. 12. Author of ‘For Whom The Bells Tolls’ (6,9)
  8. 13. Actor with most appearances as The Doctor in Doctor Who (3,5)
  9. 14. Cult TV series, broadcast in the 50s, 80s and 2000s (8,4)
  10. 16. Dog commonly associated with sheep herding (6,6)