The magnificent ancient city of pyramids at Caral in Peru hit the headlines in 2001. The site is a thousand years older than the earliest known civilisation in the Americas and, at 2,627 BC, is as old as the pyramids of Egypt. Many now believe it is the fabled missing link of archaeology - a "mother city". If so, then these extraordinary findings could finally answer one of the great questions of archaeology: why did humans become civilised? Video Codec: Divx 5.21 Video Bitrate: 1852 kb/s Video Resolution: 688x512 Video Aspect Ratio: 1:34:1 (4:3) Audio Codec: LAME MP3 Audio BitRate: 134 kb/s (67/ch) VBR LAME MP3 RunTime: 49m 04s Number Of Parts: 1 Part Size: 700mb The mother of all cities For over a century, archaeologists have been searching for what they call a mother city. Civilisation began in only six areas of the world: Egypt, Mesopotamia, India, China, Peru and Central America. In each of these regions people moved from small family units to build cities of thousands of people. They crossed the historic divide, one of the great moments in human history.........