A nice list when planning your vacation:
1. Moscow
2. London
3. Seoul
4. Tokyo
5. Hong Kong
6. Copenhagen
7. Geneva
8. Osaka
9. Zurich
10. Oslo
11. Milan
12. St Petersburg
13. Paris
14. Singapore
15. New York
Kuwait isn’t in the top 50. Actually the only country from the Gulf which is on the list is UAE and it takes two spots, 34 for Dubai and 45 for Abu Dhabi. Here is the top 50 list. [Link]