Sihai network

Hulunbuir river is rich in geothermal resources and does not freeze at minus 40 degrees

There is a river in darbin Lake National Forest Park in Hulunbuir, Inner Mongolia. Even if the temperature is low, the water is gurgling, which is amazing. Therefore, it is called 'unfrozen River'. According to the research of geological experts, there are rich geothermal resources here. The rivers flowing through here will not freeze at minus 40 degrees.