Size Matters Quiz

Ain't no mountain high, ain't no valley low, ain't no river wide enough - or is there? From the largest to the smallest, the longest to the shortest, challenge your knowledge of the world in our Size Matters Quiz. Coastlines, countries, continents, how well do you know your geography?

Select an icon on the grid and your question will appear alongside a multiple choice of answers. You have 30 seconds to answer each question. Answer as quickly as you can to gain extra points. Score four answers in a line correctly for another big bonus!