The ancient City Wall in Xi'an, northwest China's Shaanxi Province has reopened for online reservation, after its temporary closure due to the coronavirus outbreak. /Xinhua

Visitors to the city wall are required to reserve tickets online as a way to minimize the risk of cross-infection. It helps reduce direct human contact and controls the amount of visitors. People will also need to have their body temperature measured before entering and wear a face mask during the visit. /Xinhua

The city has seen no new cases of coronavirus for 13 consecutive days as of Wednesday, according to local authorities. /Xinhua

As many parts of the country have seen a decline of new cases of coronavirus in recent days, some tourist spots, such as Qinghai Lake in Qinghai province, West Lake in Zhejiang province and Tengwang Pavilion in Jiangxi province have gradually opened to the public, with measures to control the flow of tourists to prevent the potential spread of the virus. /Xinhua