Across
- 2. Windy City.
- 4. Opera House city.
- 7. Pyramids city.
- 8. Chinese capital.
- 9. Ancient Empire center.
- 13. Big Ben's home.
- 14. UAE marvel.
- 16. Big Apple.
- 17. Indian capital.
- 18. Transcontinental city.
- 20. South Korean capital.
- 21. Kremlin city.
Down
- 1. Austrian capital.
- 3. Portuguese capital.
- 5. City of Lights.
- 6. - Capital of Japan.
- 8. German capital.
- 10. Spanish capital.
- 11. Canadian metropolis.
- 12. Greek capital.
- 15. Thai capital.
- 19. Nigerian city.