Insider Tip: The Great Wall was designed for protection, but don’t forget the forts that were another part of China’s defenses. The 16th-century Yaoziyu Fort, for example, is the best preserve ...

Mark Leong/ Redux The Great Wall of China is 4,000 miles long and much of it is starting to deteriorate. George Clerk/iStockPhoto The Great Wall of China snakes along a ridge in front of me ...

It's the most extraordinary feat of engineering in history, and one of the most iconic man-made structures on the planet - the Great Wall of China, stretching thousands of miles across barren ...

The Great Wall reflects collision and exchanges between agricultural civilizations and nomadic civilizations in ancient China. It provides significant physical evidence of the far-sighted political ...