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DATE(S) | TOPIC - a short history (CLICK THE TITLE BELOW) | MORE |
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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 | |||