Rivers and mountains are both critical parts of Earth's geography. This accessible text discusses how rivers and mountains form, how they interact with the weather, how they change over time, and how civilizations benefit from them. Informative fact boxes, simple diagrams, and vibrant, full-color photographs support the compelling main text. This introduction to rivers and mountains is sure to expand young learners' minds, as they enhance their knowledge of Earth science and other crucial parts of science curricula.