What are the top 10 most famous cities in the world?

What are the top 10 most famous cities in the world?
1 Tokyo,japan
2 Mexico city,Mexico
3 Seoul,south Korea
4 New York,usa
5 sao paulo,Brazil
6 Bombay,India
7 dehli,India
8 shanghai,china
9 los angeles,usa
10 Osaka,japan