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Photo taken on Aug. 6, 2020 shows the ruins of the ancient city of Hierapolis in Denizli, Turkey. The ruins of Hierapolis is listed as a UNESCO World Heritage Site. (Photo by Mustafa Kaya/Xinhua)
Photo taken on Aug. 6, 2020 shows the ruins of the ancient city of Hierapolis in Denizli, Turkey. The ruins of Hierapolis is listed as a UNESCO World Heritage Site. (Photo by Mustafa Kaya/Xinhua)