Tai'an is a prefecture-level city in western Shandong province, People's Republic of China. Centered around Mount Tai, the city borders the provincial capital of Jinan to the north, Laiwu to the northeast, Zibo to the east, Linyi to the southeast, Liaocheng to the extreme west and Jining to the south. To the west Tai'an is separated from the province of Henan by the Yellow River.