Follow the right bank of the Erguna River, climb up the top of the mountain, and look down again at the moon bubble under the mountain. The moon bubble is a beautiful lake located on the Erguna River 23 kilometers north of Linjiangtun. The shape of the lake is like a crescent, so it is named. Different autumn golden, full of green eyes, and I prefer the moon bubble in autumn. [Moon bubble] Transportation: There is no bus to reach, you need to drive from Linjiangtun or charter a car. Attraction location: Linjiang, Erguna City, Hulunbuir City, Inner Mongolia Autonomous Region