The Great Serpent Mound: An Ancient Ohio Mystery

Author Jeffrey Alan John explores the history, theories and fundamental Serpent Mound questions: What culture made it? Why? And when? Thousands of years ago, people in what would become southern Ohio encountered a vista they recognized as special. They couldn’t know that their view overlooked a 300-million-year-old crater, but as time passed, they made the plateau a resting place for generations of societies that eventually raised—with considerable planning and effort—the Great Serpent Moun...