The Hukou Waterfall is a golden waterfall with mobile and subsurface streams. It is formed by the Yellow River running through the Yichuan section of the Qinjin Valley between Shanxi and Shaanxi provinces. The turbulent water stream pours down to the valley and makes for spectacular cascades.

The Hukou Waterfall, with enchanting all-season scenery, is known for its eight great views, namely the "Smoke from the Deep Waters", "Boats Sailing on the Dryland", "Rainbow above the Water", "Exploded Mountain Rocks and Poured Water", "Rain against the Sunny Sky", "Thunder in the Dry Season", "Upside-Down Ice Peaks" and "Tunnel of Running Dragon. Its marvelous landscapes are widely praised and considered a great symbol of the courageous and upright Chinese ethnic spirit.

With the grand waterfall as its major scenery, the tourist area features many other attractions including the Longwangchan Cultural Site (an archeological site of the Old Stone Age), Mengmen Mountain, Dayu Temple, Ancient Ferry Town and live-action performances of The Yellow River Cantata. It was listed as a national geopark in 2002 and a 5A scenic area in 2022