Residential buildings are in the final stage of renovation in Gongshu District, Hangzhou City, the capital of East China’s Zhejiang Province, March 14, 2016. Several old, untidy buildings have been painted in bright colors, equipped with uniform facilities, and decorated with flowers in a massive renovation project that also includes the ‘sponge city’ initiative to better store rainwater using a permeation system. Hangzhou is a top tourist destination in China. (Photo/zjol.com.cn)
