The document provides information about different types of volcanoes and examples of specific volcanoes. It describes how volcanoes form from magma underground and can erupt, shooting out gas, ash and rock. It defines three types of volcanoes - active volcanoes that can still erupt like Kilauea in Hawaii, dormant volcanoes that are currently sleeping like Mount Fuji in Japan, and extinct volcanoes that can no longer erupt like Anatahan island in the Pacific. Examples of famous volcanic eruptions are provided, including Vesuvius that destroyed Pompeii in 79 AD and Krakatoa's massive eruption and tsunamis in 1883 that killed over 36,000 people.