Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Ganga Lake (Mongolia) -  Ganga Lake (Mongolian: Ганга нуур) is a saltwater lake located in Dariganga sum Sükhbaatar Province Mongolia. The lake lies on the transition zone between the southern steppes and the Gobi desert giving it a unique landscape of lakes steppes and sand dunes.
A:
Natural Place