Across
- 1. Cardiff
- 3. Warsaw
- 5. Sofia
- 7. Bucharest
- 8. Bratislava
- 13. Stockholm
- 14. Rome
- 15. Helsinki
- 16. London
- 18. Athens
Down
- 2. Madrid
- 3. Lisbon
- 4. Brussels
- 6. Luxembourg City
- 8. Edinburgh
- 9. Dublin
- 10. Vienna
- 11. Berlin
- 12. Amsterdam and The Hague
- 15. Paris
- 17. Oslo