new york
Rome.
tasmania tasmania
The closest capital is Rabat Morocco but its not that close
The closest capital cities are Tehran and Abu Dhabi.
41 degrees latitude and 83 degrees longitude
This point is in Greece, about 80 miles southwest of Athens.
On my large-scale map, the mark for the center of London is located at about 51.5 degrees north latitude, 0.17 degrees west longitude. I'll bet it's the one you're thinking of.
Sicily?
40 degrees north and 113 degrees west.
The closest city located at 60 degrees north and 10 degrees east is London, England. London is the capital of England.
Since you did not specify the directions of the latitude and longitude lines, the best assumption would be 15 degrees north latitude and 100 degrees east longitude. However, there is no capital city located there, and none at the other combinations. It is actually Chainat province in Thailand.
Kenya is the capital and largest city in Nairobi, Africa. Kenya's latitude and Longitude are 1. 2667 degrees South and 36,8000 degrees East.