Lake Bafa or Lake Bafa Nature Park (Turkish: Bafa Golu Tabiat Park) is a lake and a nature reserve situated in southwestern Turkey part of it within the boundaries of Milas district of Mugla Province and the northern part within Aydn Province's Soke district. The lake used to be a gulf of the Aegean Sea until the Classical period when the sea passage was gradually closed by the alluvial mass brought by Buyuk Menderes River. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Natural Place