1997-2017, Hong Kong's twenty years with motherland

Hong Kong-Zhuhai-Macao bridge, the world's longest man-made sea crossing, will soon be completed. The project, consisting of a 22.9-km bridge and 6.7-km underground tunnel that spans the width of the Pearl River Delta, is part of China's plan to develop the Guangdong-Hong Kong-Macao Greater Bay Area. [Photo: Chinanews.com]