Mark Leong/ Redux The Great Wall of China is 4,000 miles long and much of it is starting to deteriorate. George Clerk/iStockPhoto The Great Wall of China snakes along a ridge in front of me ...

To mark the 100th anniversary of the launch of the Great War, The Atlantic has published a special commemorative edition featuring dispatches from soldiers at the front and articles by such major ...

Ancient Athens had its own "Great Wall" like China's, built to stop raids during the Peloponnesian War (431-404 BC).

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 ...

Construction continued up to the Ming dynasty (1368–1644), when the Great Wall became the world's largest military structure. Its historic and strategic importance is matched only by its architectural ...