A Russian TV crew flying over the Siberian tundra this summer spotted a massive crater 30 meters (100 feet) deep and 20 meters wide -- striking in its size, symmetry and the explosive force of nature that it must have taken to have created it.
원문출처 : https://www.cnn.com/2020/09/04/world/craters-tundra-siberia-trnd-scn/index.html
원문출처 : https://www.cnn.com/2020/09/04/world/craters-tundra-siberia-trnd-scn/index.html