The Xiuba Millennium Castle tourist attraction is located in Xiuba Village, Bahe Town, Gongbu Jiangda County, Linzhi Prefecture, 55 kilometers away from the county seat and close to National Highway 318. It is one of the important tourist attractions in the Niyang River Scenic Belt and one of the first batch of cultural projects developed in Linzhi District. Scenic spots. The ancient castle group consists of 5 fortresses of different heights, with a distance of about 30 to 50 meters. Each fortress echoes each other and is the horn of each other. It is said that the Thousand-Year Castle of Xiuba was built by Songtsen Gampo during his campaign more than 1,600 years ago to facilitate the communication between the armies, as well as the garrison and defense. Ancient castles are distributed throughout Tibet. Their architectural styles are based on the local customs and building materials. There are three types of castles: stone, mud, and wooden. Xiuba Millennium Castle is a stone and wooden structure. Its history is 300 years earlier than the Potala Palace.