Today, we use advanced tech like aerial mapping and laser scanning to find more parts. This has helped us see just how long ...

Gideon Shelach-Lavi et al/Hebrew University/Antiquity JournalThe research team used unmanned aerial drones ... Khan’s Wall,” a 458-mile stretch of China’s world-famous Great Wall in Mongolia.

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 ...