Achit lake is one of the largest lakes in Mongolia. Achit Lake is surrounded by Kharkhiraa and Turgen mountains at an altitude of 1464m. The Lake covers an area of 311 km². It offers stuning sunets and sunrises and good fishing. This is the largest freshwater lake in the province. Ultimately through the Usankhooil river, the stream flows into the Hovd River. The lake is home to flocks of geese, eagles and many other birdlife.