The Wonders of our World Series offers young readers a lively and visually exciting introduction to the world around us and the forces at work shaping our planet and its future. Ten books in this series offer fascinating full-color photographs of examples from around the world to help illustrate: -- the devastating impact volcanoes, extreme weather, and earthquakes can have-- why the earth's forests and waterways are in danger of destruction-- how the earth's powerful internal forces produce rocks and minerals from the ordinary to the dazzling-- how mountains, deserts, and caves are formedVolcanoes takes young readers on a thrilling adventure exploring such dramatic eruptions as Mount St. Helens and Mount Vesuvius. Full-color photos, maps, and illustrations show: -- how volcanoes are created-- different kinds of eruptions, lava, and cone formations-- why avalanches and tsunami often accompany eruptions-- the benefits of volcanic activity