Unforgettable Natural Disasters. The world around us is more powerful than we know. Discover how earthquakes, tsunamis, volcanic eruptions, hurricanes, and more have affected people and places around the world. Through informational text, vivid images, and stunning facts and charts, readers will learn about disasters such as The Great Potato Famine, Hurricane Katrina, Mount St. Helens, the 1906 San Francisco earthquake, as well as epidemics and pandemics such as the bubonic plague and swine flu. This 6-Pack includes six copies of this title and a lesson plan.