QUIZ: Can you name all the counties in Ireland containing the letter ‘O’?

It's actually quite tricky.

It's a Saturday afternoon and the weather is dull, is there really a better time to test yourself with a geography quiz? No, the answer is no, there isn't. So, do you think you can name all the counties in Ireland that have the letter 'O' in their name? Well, a helpful hint; there's 16 of them, and you've four minutes. Happy Quizzing...