Xiaotianchi is 3 kilometers north of Changbai Falls. There are two Xiaotianchi. A hidden birch forest, 1780 meters above sea level, the lake is round, an area of 5380 square meters, water depth of more than 10 meters, the lake is green. About 200 meters away from Xiaotianchi, there is a circular pool which is almost the same size as it, but the water is very shallow, only a few meters deep, sometimes dried up, showing yellow soil. Overlooking, a blue, a red and yellow, like a pair of gold and silver cups, so people also called the small Tianchi Lake as the cup lake, unique scenery. Even if you don't see the real face of Tianchi, it's not necessary to go to the so-called small Tianchi. It's incomparable and not recommended.