5. Sutong Yangtze River Bridge, China – 306 meters This Jiangsu Province landmark links the cities of Suzhou and Nantong across the Yangtze River. When it opened in 2008, it held the record for ...

After 60 continuous hours of concrete pouring, the construction of the world's largest caisson for a highway project, the Hannan Yangtze River Bridge's south anchorage caisson, was completed in ...