Covering a fifth of the world's land area, Africa is our planet's second largest continent. Test your knowledge of its countries and its people with these multiple choice questions.

Home to more than two million saunas and known as the ‘Land of a Thousand Lakes’, how much do you know about the Nordic nation of Finland?

It's estimated that more than 80% of the Earth's surface is volcanic in origin. Test your knowledge of volcanoes with these multiple choice questions.

One of the world’s oldest countries, Portugal is renowned for its picturesque coastal towns, culture-rich cities and celebrated cuisine. See how much you know about Portugal with these multiple choice questions...