Hengshan (Chinese: 衡山; pinyin: Héng Shān), also known as Mount Heng, is a mountain in southcentral China's Hunan Province known as the southern mountain (Chinese: 南岳; pinyin: Nányuè) of the Five Great Mountains of China. Heng Shan is a mountain range 150 kilometres (93 mi) long with 72 peaks and lies at 27°18′6″N 112°41′5″E / 27.30167°N 112.68472°E. The Huiyan Peak is the south end of the peaks, Yuelu Mountain in Changsha City is the north end, and the Zhurong Peak is the highest at 1,300 metres (4,300 ft) above sea level.