Discusses the history of China leading up to the construction of the Great Wall, key players and happenings throughout the construction, and the Great Wall's effect on society.
"A wondrous engineering feat rarely matched in the history of the world, the 1,500-mile-long Great Wall stretches the whole length of China's northern borders from the shores of the Pacific to the Gobi Desert in central Asia. It is so prominent on earth that astronauts say it is the only manmade structure they can see with the naked eye from space.