Courtright Reservoir is a reservoir in Fresno County California. The reservoir is at an elevation of 8170 feet (2490 m) in the Sierra National Forest in the Sierra Nevada Mountain Range. The reservoir is formed by Courtright Dam on Helms Creek and has a capacity of 123300 acre feet (152100000 m3). The dam is composed of rock-fill and is 315 feet (96 m) tall measured from the crest to the original streambed. It was completed in 1958 and is owned by Pacific Gas and Electric. 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