Tourists move through a virtual sea of button-bright cole flowers in Changbai Island sports park in Shenyang, in Northeast China's Liaoning province, on May 17. The 4th cole flower festival of Heping district opened that day. More than 20,000 square meters of blooming flowers drew in large numbers of visitors. [Photo by Liu Dongxu/Xinhua]
The cole flower belongs to an annual herb, seldom planted in northern areas of China. It is currently the blooming season for the vibrantly colorful flower in North China, and the festival will last until the end of June. [Photo by Liu Dongxu/Xinhua]