Describes the findings of Smithsonian Institution scientists and other investigators regarding the Adena, Hopewell, and Temple Mound Peoples--the Mound Builders.
Describes some of the ancient sites believed to have been made by early Indian peoples, including mounds in the northern United States, huge stone pictures in the Southwest deserts, and pyramids in Central America.
Discusses the early mound builders and cliff dwellers of North America, including the Adena, the Hopewell, and the Anasazi, showing the finds of significant archaeological digs; also includes a time line and a bibliography.