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Asia's largest underground urban complex takes shape in Wuhan, CHINA

    Chu Yang
    By Chu Yang Replies (1)

    http://www.ecns.cn/news/cns-wire/2019-09-03/detail-ifznpqie3828083.shtml

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    Altalan - Underground Space

    Altalan - Underground Space

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    cover tunnel photo by: Matt Brown from London, England / CC BY

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