A geography and history documentary that explores how the Ohio River and its vast network of tributaries have shaped-and continue to shape-the physical and cultural landscape of North America. Designed for use in grade 4-8 classrooms, the program covers such topics as watersheds, river confluences, the geological legacy of the Ice Age, human efforts to dam rivers and mine fossil fuels throughout the Ohio Valley, the French and Indian War, the Ohio and Erie canals, the coming of steamboats, and the Underground Railroad.