Lower Grumbach PondUnterer Grumbacher Teich

Lower Grumbach PondUnterer Grumbacher Teich - Credit: Wikimedia Commons

The Lower Grumbach Pond (), usually just Grumbach Pond (Grumbacher Teich), is an old mining reservoir or Kunstteich between Hahnenklee and Wildemann in the Upper Harz mountains in Germany Read more on Wikipedia

type: dam
date from: 1673

Source: en.wikipedia.org