ANSWERS

1. 1981

2. Spain and Portugal

3. Austria, Finland and Sweden

4. Bulgaria and Romania

5. Herman Van Rompuy

6. France and the Netherlands

7. Ireland

8. Architectural styles from European history

The buildings are imaginary, so that no country's landmark was favoured. In 2011, a Dutch town built real copies of the bridges.

9. The €200 note

Production of the €500 note stopped in 2019, partly because of its use in crime, but existing notes remain legal tender.

10. Eight (1, 2, 5, 10, 20 and 50 cents, €1 and €2)

11. The Council of Europe

12. Warsaw

13. The Hague

14. Galileo

15. 2017

16. USB-C

17. Athens

18. Grexit

19. A work and residence permit for highly qualified workers from outside the EU

20. Denmark