This guide covers a famous UNESCO world heritage site that is endangered. These unique locations are invaluable to the study of humanity and the environment over time. Help you students learn about these sites, and come to understand the significance of historical places in our quest for understanding humanity." Large numbers of elephants, black rhinoceroses, cheetahs, giraffes, hippopotamuses and crocodiles live in this immense sanctuary, which measures 50,000 km2 and is relatively undisturbe