Photographer Cheng Dalin has been documenting the wall for 30 years and is a leading authority on the structure. Smoke signals from towers like those at Jinshanling, says Cheng, conveyed threats ...

In c. 220 B.C., under Qin Shi Huang, sections of earlier fortifications were joined together to form a united defence system against invasions from the north. Construction continued up to the Ming ...

"The Great Wall impresses everyone who sees it for the first time, from children to adults, from the general tourists to scholars,” says Henry Ng, the manager of the World Monuments Fund’s ...

Just north of Beijing, you'll find one of the most famous monuments in the world: the Great Wall of China. Although it's unlikely you'll see the whole thing, you should aim to experience a portion ...