Even walls can evolve. A survey of the oldest section of the Great Wall of China not only bumps back its age by 300 years but ...

"The Great Wall Surrounded by Lush Greenery at the Juyong Pass"; "Trees Enveloped in Mist at eh Ancient City of Jizhou"; "The Moon over the Lugou Bridge at Dawn"; "The Rainbow Floating over the ...

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 ...