Heng Shan or Heng Mountain (simplified Chinese: 恒山; traditional Chinese: 恆山; pinyin: Héng Shān) in Shanxi Province is one of the Five Great Mountains. At 2,017 m, it is one of the five tallest peaks in China Proper. Heng Shan in Shanxi Province is sometimes known as the Northern Heng Shan, and the one in Hunan Province as Southern Heng Shan (Chinese: 衡山; pinyin: Héng Shān). Both mountains have the same pronunciation in Chinese, and the Southern Heng Shan is also one of the Five Sacred Mountains.