Uvs Lake is a large saline lake located in the Uvs Province of Mongolia and the Tuva Republic in Russia. It is part of the Uvs Nuur Basin, which is a UNESCO World Heritage site. The lake covers an area of approximately 3,350 square kilometers and is known for its unique ecosystem, supporting various species of birds and fish. The lake is situated at an elevation of about 759 meters above sea level and is surrounded by mountains and steppe. Uvs Lake is an important site for both biodiversity and local culture, providing resources for nearby communities and serving as a habitat for migratory birds.