The Xian City Wall is an awe-inspiring fortification in Xian and is one of the world’s largest military defence systems from ancient times. The wall dates back to the old Tang dynasty, though modifications and additions were made during later dynastic periods. Towering 12 metres in height, the walls encompass an area of around 13km. Surrounded by a moat, these historic walls feature a large number of ramparts, each consisting of a sentry building. The four main gates at the site are named Yongning, Anyuan, Changle and Anding, while other attractions include the Bell Tower and the scenic City Wall Park. Those in search of Xian accommodation within easy reach of this historic site can stay at Citadines Xingqing Palace Xi’an. These well equipped service apartments Xian offer an ideal base from which to explore the city.