Please answer the following question: Concho Lake is an irrigation reservoir situated in the town of Concho in the eastern Arizona grasslands at 6300 feet (1900 m). Much of the surrounding land is privately owned; the rest is owned by the Bureau of Land Management but is managed for sport fisheries and wildlife resources by the Arizona Game and Fish. 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?
A:
Natural Place