The seventy wonders of the ancient world : the great monuments and how they were built

How were the ancient wonders of the world built? How many people did it take to build the Great Wall of China or the Sphinx at Giza? The Seventy Wonders of the Ancient World answers these and many more questions, examining antiquity's most spectacular feats of engineering and celebrating the achievements of the builders who worked without the aid of modern technology. Expanding upon the theme of the traditional Seven Wonders, The Seventy Wonders...