摘要
Visitors admire the Hukou Waterfall on the Yellow River in Yichuan County,Yan’an City,Shaanxi Province,on 11 August.It is the second-largest waterfall in China,as well as the largest yellow waterfall in the world.Known for its dramatic appearance,the waterfall narrows to just 20-30 metres before plunging over a cliff,resembling the spout of a teapot.