Answer the following question: Lake Khasan - Lake Khasan or Lake Hassan (Russian: ; Chinese: ; pinyin: Hasang Hu) is a small lake in Khasansky District Primorsky Krai of Russia on the border with North Korea and China 130 km southwest of Vladivostok. It has a surface area of 2.23 km2. The Tanbogatyi River flows from the lake. The lake described as the tight corner where the territories of Korea Manchuria and Russia meet was the site of the Battle of Lake Khasan in summer 1938. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Answer:
Natural Place