Earth's landscape is constantly changing, but some geological events have more explosive effects than others. This daring book introduces readers to the power of volcanoes, one of nature's most mesmerizing and disruptive features. Readers will discover how volcanoes form and why they erupt so dramatically. They'll learn about the most infamous volcanoes that have shaped Earth, from Mount Vesuvius's destruction of Pompeii in 79 CE to the disastrous 1980 eruption of Mount Saint Helens. Vivid photographs and graphic organizers expand upon key science concepts introduced in this accessible text. Interesting sidebars provide easy-to-understand sections of information, engaging developing readers with fascinating facts.