An aerial drone photo taken on Aug. 7, 2026 shows a view of the Binggouhe scenic spot in Tianzhu Tibetan Autonomous County of Wuwei City, northwest China's Gansu Province. (Xinhua/Liu Keying)

This photo taken on Aug. 7, 2026 shows a view of the Binggouhe scenic spot in Tianzhu Tibetan Autonomous County of Wuwei City, northwest China's Gansu Province. (Xinhua/Fan Peishen)

This photo taken on Aug. 7, 2026 shows a view of the Binggouhe scenic spot in Tianzhu Tibetan Autonomous County of Wuwei City, northwest China's Gansu Province. (Xinhua/Fan Peishen)

Tourists visit the Binggouhe scenic spot in Tianzhu Tibetan Autonomous County of Wuwei City, northwest China's Gansu Province, Aug. 7, 2026. (Xinhua/Fan Peishen)

Tourists pose for photos at the Binggouhe scenic spot in Tianzhu Tibetan Autonomous County of Wuwei City, northwest China's Gansu Province, Aug. 7, 2026. (Xinhua/Liu Keying)

A marmot is seen at the Binggouhe scenic spot in Tianzhu Tibetan Autonomous County of Wuwei City, northwest China's Gansu Province, Aug. 7, 2026. (Xinhua/Liu Keying)