Archaeologists have discovered a 4,500-year-old highway network in Saudi Arabia lined with well-preserved ancient tombs.
원문출처 : https://www.cnn.com/style/article/saudi-arabia-discovery-scli-scn-intl/index.html
원문출처 : https://www.cnn.com/style/article/saudi-arabia-discovery-scli-scn-intl/index.html