XI'AN, Feb. 29 (Xinhua) -- The ancient city wall in Xi'an, capital of northwest China's Shaanxi Province, will be open to the public free of charge for one month as of Saturday, the administrative committee of the city wall said.
Tourists can book free tickets seven days in advance. The committee will start the contact-free online reservation service to control the flow density.
Tourists are required to wear masks throughout the tour on the city wall. Due to the epidemic, tourists are advised to keep a safe distance of 1.5 meters from each other when walking around. Gathering or any type of collective activity is not allowed on the city wall.
Xi'an boasts one of the most well-preserved ancient city walls in China, which was built in the 1370s during the Ming Dynasty (1368-1644) and used as fortification for military defense.