Was the Great Pyramid of Cheops created merely as the tomb for a pharaoh, or did it serve another purpose? For two thousand years, many have tried to answer this question, and the most recent discoveries reveal that the structure is truly much more than a burial place. Readers will be captivated by tales of the explorers and scientists who delved into the pyramid's mystery, a parade of characters as fascinating as the findings themselves. Illustrated with maps, drawings and photographs, this book discloses all the research that has led to the latest earth-shaking revelations: The monument is abrilliantly accurate, precise geometric tool that serves as an almanac, a surveying instrument, a scale model of the northern hemisphere, and much more.