Often ranked amongst the world’s best countries to live in, the small nation of Denmark packs a lot into its 43,000 square kilometres. See how much you know about it with these multiple choice questions...

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.

How much do you know about the world’s lakes? Find out with these multiple choice questions...

Famous for its dramatic scenery, delicious chocolate and well documented neutrality, how much do you know about the Central European nation of Switzerland?