Learn how archeological investigation reveals the Great Wall of China had three distinct building styles over time.

The Great Wall of China is 300 years older than we thought. New archeological finds in Shandong Province revise the massive engineering feat's previous timeline. By Andrew Paul.

Despite the common myth, the Great Wall of China is not visible from space, according NASA. It would be hard to find with the human eye without high-powered lenses. Just Curious for more?

THE GREAT WALL OF CHINA. Share full article. Oct. 20, 1889. Credit... The New York Times Archives. See the article in its original context from October 20, 1889, Page 19 Buy Reprints.

The Great Wall has been listed as a UNESCO World Heritage site since 1987. It was built starting in 220 B.C., when China had its first emperor, Qin Shi Huang, and it was rebuilt at various periods ...