スパン180m。中国の湖南省にゾクッとするガラスブリッジが完成。同国内で今年末に世界最長で430mの物も

http://shanghaiist.com/2015/09/25/china_first_glass_suspension_bridge.php

430mのガラスブリッジ:http://edition.cnn.com/2015/05/18/travel/zhangjiajie-glass-bridge/

image by shanghaiist.com


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