An aerial drone photo taken on April 21, 2024 shows the Mars-themed educational facility called "Mars Camp" in Lenghu Town in the Mongolian-Tibetan Autonomous Prefecture of Haixi, northwest China's Qinghai Province. The Qaidam Basin in northwest China is home to a unique landscape which consists of salt lakes, the Gobi desert and the wind-eroded rocks known as yardang. (Xinhua/Zhang Long)