Archaeologists have discovered a 7,000-year-old Neolithic well in eastern Europe, which they believe is the oldest wooden structure in the world.
원문출처 : https://www.cnn.com/2020/02/04/europe/wooden-well-oldest-czech-republic-scli-intl-scn/index.html
원문출처 : https://www.cnn.com/2020/02/04/europe/wooden-well-oldest-czech-republic-scli-intl-scn/index.html