World's Longest Underwater Tunnel Approved in China
China greenlights the 76-mile Bohai Strait Tunnel, slashing travel between Dalian and Yantai from 6 hours to 40 minutes. Discover the £23bn project's impact and challenges.
China greenlights the 76-mile Bohai Strait Tunnel, slashing travel between Dalian and Yantai from 6 hours to 40 minutes. Discover the £23bn project's impact and challenges.