Yes I am. Here's the African Capital Cities - http://www.jetpunk.com/user-quizzes/91108/african-capital-cities-by-closest-capital-cities
If you want something harder, here's the World Version I had done some time ago:
http://www.jetpunk.com/user-quizzes/91108/all-world-capitals-by-closest-capital-cities
Yes I am. Here's the African Capital Cities - http://www.jetpunk.com/user-quizzes/91108/african-capital-cities-by-closest-capital-cities
If you want something harder, here's the World Version I had done some time ago:
http://www.jetpunk.com/user-quizzes/91108/all-world-capitals-by-closest-capital-cities