Kids in Germany learn about the evolution of the Baltic Sea, it is hard to believe how different the whole area was like during and after the last ice age: http

Kids in Germany learn about the evolution of the Baltic Sea, it is hard to believe how different the whole area was like during and after the last ice age: https://www.geomar.de/en/discover/the-origin-of-the-baltic-sea https://www.geomar.de/en/discover/the-origin-of-the-baltic-s...