The Jianghan Plain takes up most of central and southern Hubei, while the west and the peripheries are more mountainous, with ranges such as the Wudang Mountains, the Jing Mountains, the Daba Mountains, and the Wu Mountains (in rough north-to-south order). The Dabie Mountains lie to the northeast of the Janghan Plain, on the border with Henan and Anhui; the Tongbai Mountains lie to the north on the border with Henan; to the southeast, the Mufu Mountains form the border with Jiangxi. The highest peak in Hubei is Shennong Peak, found in the Daba Mountains of the forestry area of Shennongjia; it has an altitude of 3105 m.