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.
Whitehorse
Tripoli, capital city of Libya.
The largest community, Honolulu, is the state capital. The image is located at 21.5 degrees north latitude and 158 degrees west longitude.
Jakarta, Indonesia.
Brasilia, Brazil.
Muscat, Oman.
The closest capital is Rabat Morocco but its not that close
No major city is located at exactly 60 degrees N latitude and 5 degrees longitude. This location is out in the ocean, between Iceland and the United Kingdom.
Kiev, Ukraine.
Annapolis, capital city of the state of Maryland, USA.
The capital of Denmark is located at 55 degrees North Latitude and 12 degrees east Longitude. Copenhagen is the most populated city in Denmark