Sanzhan, or Pratan in Taroko contains Sanzhan South Stream as its main stream, out to sea after joining the North Stream near Sanzhan Village. Going up along Sanzhan South Stream, you will see beautiful scenery as great as that in Taroko Gorge. Therefore, it is also called “Little Taroki." The famous river trekking site Golden Grotto is also located in the Gorge, a popular river trekking route in Hualien. Besides, Sanzhan Stream is great for observation of geological and geographical formation and eco-systems of animals and plants.