An aerial drone photo taken on July 27, 2025 shows people visiting the Hukou Waterfall on the Yellow River in Jixian County, north China's Shanxi Province. Hukou waterfall is witnessing an increasing water flow lately. (Photo by Lyu Guiming/Xinhua)

An aerial drone photo taken on July 27, 2025 shows people visiting the Hukou Waterfall on the Yellow River in Jixian County, north China's Shanxi Province. Hukou waterfall is witnessing an increasing water flow lately. (Photo by Liu Hongda/Xinhua)

An aerial drone photo taken on July 27, 2025 shows people visiting the Hukou Waterfall on the Yellow River in Jixian County, north China's Shanxi Province. Hukou waterfall is witnessing an increasing water flow lately. (Photo by Lyu Guiming/Xinhua)

An aerial drone photo taken on July 27, 2025 shows people visiting the Hukou Waterfall on the Yellow River in Jixian County, north China's Shanxi Province. Hukou waterfall is witnessing an increasing water flow lately. (Photo by Liu Hongda/Xinhua)

An aerial drone photo taken on July 27, 2025 shows people visiting the Hukou Waterfall on the Yellow River in Jixian County, north China's Shanxi Province. Hukou waterfall is witnessing an increasing water flow lately. (Photo by Liu Hongda/Xinhua)