Photo taken on Aug. 20, 2018 shows the outdoor scene of Tian En vessel of China's COSCO Shipping Specialized Carriers Co., Ltd. during its journey among floating ices through the "Polar Silk Road". A Chinese ice-class cargo ship crossed the Bering Strait on Aug. 17, starting its maiden voyage in the Arctic's Northeast Passage, a waterway known as the "Polar Silk Road."(Xinhua/Liu Hongxia)?