Mountains are a source of inspiration for artists, writers, explorers... and quizzers. But how many iconic peaks can you identify from these clues?

Known for its beautiful location, impossibly steep hills and iconic Golden Gate Bridge, San Francisco is one of America’s most cosmopolitan cities. Test your knowledge of the ‘city by the bay’ 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...

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.