The Nile River in Africa has supplied precious water to human civilizations for thousands of years. Not surprisingly, people often refer to the Nile as the "River of Life." Discover more in Nile River, one of the titles in the Natural Wonders of the World series. This series leads young readers on a fascinating tour of some of the world's greatest geographical features. Natural Wonders of the World is a series of AV2 media enhanced books. A unique book code printed on page 2 unlocks your interactive eBook. These books come alive with video, audio, weblinks, slideshows, activities, and much more.