Sightseers view the spectacular torrential Hukou (Kettle Mouth) Waterfall on the Yellow River in Yichuan, northwest China's Shaanxi Province, June 14, 2009. [Xinhua]
![Sightseers view the spectacular torrential Hukou (Kettle Mouth) Waterfall on the Yellow River in Yichuan, northwest China's Shaanxi Province, June 14, 2009. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20090616/000bcdb95f1d0ba13a6b13.jpg "Sightseers view the spectacular torrential Hukou (Kettle Mouth) Waterfall on the Yellow River in Yichuan, northwest China's Shaanxi Province, June 14, 2009. [Xinhua]")