An aerial drone photo taken on Nov. 14, 2024 shows the scenery at the Jinshanling section of the Great Wall in Luanping ...
Today, we use advanced tech like aerial mapping and laser scanning to find more parts. This has helped us see just how long ...
People visit the Maijishan Grottoes in Tianshui, northwest China's Gansu Province, Nov. 2, 2024. (Xinhua/Lang Bingbing) An ...