Description Want to know just how tall Mount Everest is? Or what the elevation is of Denver, Colorado? Then look at a topographic map! These maps use lines to show the height and shape of Earth's surface. But how do you read the lines? And what other features do these maps have? Read on to learn the ins and outs of topographic maps! As part of the Searchlight Books collection, this series explores the geographical question-What Do You Know about Maps? Informative text, compelling photos, and engaging captions will help you expand your map knowledge!