Puzzle #4 London

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Across
  1. 2. - Green spaces like Hyde and Regents
  2. 5. - Local currency
  3. 7. - Many famous structures cross the Thames
  4. 10. - Art venue, like the National Gallery
  5. 12. - The city's famous red double-decker vehicles
  6. 15. - Rich and extensive, attracting tourists worldwide
  7. 19. - Large Ferris wheel offering panoramic views
  8. 20. - Monarch often associated with Buckingham Palace
Down
  1. 1. - Area known for theatre and entertainment
  2. 3. - The city that is the focus of this puzzle
  3. 4. - Traditional black taxi
  4. 6. - River flowing through the city
  5. 8. - Pertaining to the monarchy
  6. 9. - Popular British beverage
  7. 11. - Traditional British drinking establishment
  8. 13. - Vibrant district known for nightlife
  9. 14. - Iconic clock tower often associated with London
  10. 16. - Nickname for the London Underground
  11. 17. - Common weather in the city
  12. 18. - Historic castle and former prison on the riverbank