China’s first tunnel across Yellow River under construction
https://www.macaubusiness.com/chinas-first-tunnel-across-yellow-river-under-construction/
International, MB.tv, MB.tv Featured, MNA, Reports | The first tunnel crossing the Yellow river in eastern China's Shandong Province, has the country's widest 15.76-meter-diameter, and will save the travel time
cover tunnel photo by: Matt Brown from London, England / CC BY
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