The Hukou Waterfall, a well-known waterfall on the Yellow River, is located at the intersection of Shanxi province and Shaanxi province. It freezes over in winter, attracting a great number of tourists and photography enthusiasts.[Photo/People.cn]

The Hukou Waterfall, a well-known waterfall on the Yellow River, is located at the intersection of Shanxi province and Shaanxi province. It freezes over in winter, attracting a great number of tourists and photography enthusiasts.[Photo/People.cn]

The Hukou Waterfall, a well-known waterfall on the Yellow River, is located at the intersection of Shanxi province and Shaanxi province. It freezes over in winter, attracting a great number of tourists and photography enthusiasts.[Photo/People.cn]

The Hukou Waterfall, a well-known waterfall on the Yellow River, is located at the intersection of Shanxi province and Shaanxi province. It freezes over in winter, attracting a great number of tourists and photography enthusiasts.[Photo/People.cn]

The Hukou Waterfall, a well-known waterfall on the Yellow River, is located at the intersection of Shanxi province and Shaanxi province. It freezes over in winter, attracting a great number of tourists and photography enthusiasts.[Photo/People.cn]