The document provides an overview of the eight main cultural regions inhabited by Native Americans, describing the environment, resources, housing, clothing, tools and way of life for each region. The regions discussed are the Northwest Coast, California, Great Basin, Plateau, Great Plains, Southwest, Eastern Woodlands and Southeast. While groups adapted to their specific environments, Native Americans across regions also shared some common beliefs, including that nature has spirit, no one can own land, only use necessary resources, and trade was important.