Residents shelter from the scorching sun under an old city gate in Changting county, East China’s Fujian province, July 14, 2015. The city gate’s entrance tunnel is 8.55 meters long and the arch is 3.4 meters high. It's a popular place for senior citizens to keep cool on hot days. Changting is a city originally built in the Tang Dynasty (618-907). (Photo: China News Service/Zhang Bin)