Across
- 2. Capital of the Burgundy region in France, has a variety of mustard named after it.
- 4. Capital of the Netherlands.
- 6. Capital and second largest city of a southeast asian country.
- 8. The most densely populated city in the world.
- 9. The 2018 FIFA world cup was hosted here.
- 11. Famous Tennis player Martina Navratilova was born here.
- 13. Named so by Vikings; it means "Smoky Bay".
- 14. This island is both a city and a nation.
- 16. Archduke Ferdinand II was assassinated here.
- 18. The line of royal succession after the death of Queen Anne's heir was defined to be of the descendants of the electress of this German city.
- 19. South America's most populous city.
- 21. Mozart, Beethoven, and the Strauss family all lived and worked here.
- 22. Most major institutions of the European Union as well as NATO are located here.
Down
- 1. Famous for its canals.
- 3. A business and industrial city on the main island of Honshu in Japan.
- 5. Big city in the UK, home to two rival Football clubs.
- 7. City situated at the meeting of the Mekong, Tonle Sap and Bassac rivers.
- 8. The world's second largest francophone city.
- 10. Ancient city dubbed the "Pearl of the East".
- 12. The headquarters of the United Nations and other UN associated institutions.
- 15. Big Apple.
- 17. Capital city of Taiwan.
- 20. City named after the Greek goddess of wisdom.