Explore the Earth's core, climb the world's highest peaks, and witness the dramatic eruptions of volcanoes. This enthralling introduction to one of the planet's mightiest physical forces shows how volcanoes are formed, where they are found and how they have changed the face of the Earth. Spectacular cut-away illustrations, fact panels, and a lively, informative text will keep young Earth Scientists on the boil. A reference section at the back of the book includes an illustrated glossary and a comprehensive index.