Several new videos on YouTube, “Glimpses of China,” by jiangbaojiding highlight the history and contemporary beauty of China’s largest cities. The video below is entitled “Glimpses of a Disappearing Tianjin, China’s third largest city with a population of about 11 million.” Over the past year, Tianjin’s Haihe River has become increasingly polluted, an environmental condition that has affected the historic Grand Canal and farming.