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Passengers walk as vehicles commute on the Biscay Bridge in Biscay province, Basque, Spain, Aug. 22, 2019. (Xinhua/Guo Qiuda)
Passengers walk as vehicles commute on the Biscay Bridge in Biscay province, Basque, Spain, Aug. 22, 2019. (Xinhua/Guo Qiuda)