World
How Many Churches Are There in Istanbul?
June 29, 2013
Author: Bulent Yozgat
Human
How Many Bridges are there in New York City?
June 28, 2013
Science
How Many Different Versions of Windows has been there?
June 27, 2013
Science
How Many Countries have signed the Kyoto protocol?
June 26, 2013
Health
How Many polar bears are left in the world?
June 25, 2013