Stretching for over 6,000 kilometers, the Great Wall of China is undoubtedly one of humankind’s most impressive architectural and engineering achievements. Over the centuries and millennia, various Chinese states and… Continue Reading
great-wall-of-china
10 World Famous Walls
Walls have been built since ancient times, to mark borders, to keep enemies out or to keep people in. In more recent times walls have also been built to serve… Continue Reading