GREAT CIVIL ENGINEERING of the WORLD
DATE(S) TOPIC - a short history (CLICK THE TITLE BELOW)
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mixed 30 Great Bridges of the World (QUIZ)  
 
2011-2016 The Duge/Beipanjiang Bridge - PRC  
2009-2017 The Huangjuewan Interchange - PRC  
1999 The Bailong Elevator in the Wulingyuan area of Zhangjiajie, PRC
1946-2016 The Seikan Tunnel: the world's longest undersea tunnel by total length - Japan