One of the innumerable legends surrounding the construction of the Great Wall of China tells of a workman who estimated that he would need 99,999 bricks to construct a section of the wall now known as ...

The Great Wall stretches over 13,000 miles across the northern borders of China and was built over centuries by China's emperors to protect their territory. Recent scientific analysis of plant ...

Since 1978, China has planted more than 66 billion trees along its 2,800-mile-long northern border, and it wants to plant 34 billion more over the next 25 years to complete its "Great Green Wall." ...