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.

Zürich’s beautiful lakeside location, vibrant culture and relatively small size make it a superb destination for both a fleeting visit or an extended stay. Test your knowledge of Switzerland’s largest city with these multiple choice questions...

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...

Usually the result of weathering and erosion, unique rock formations are found all over the world - sometimes in splendid isolation and sometimes creating spectacular landscapes that stretch for miles. Test your knowledge of some of the world’s most famous rocks with these multiple choice questions...