Harz Mountains Tourist attraction in Braunlage, Germany

Reference:ArtMechanic / CC-BY-SA-3.0
Reference:TerraX_Bln / CC BY 3.0
Map gps coordinates: 51.75, 10.633333
Address: K41, 38700 Braunlage, Germany

With Denis Papin, Gottfried Wilhelm Leibniz invented a steam engine. He even proposed a method for desalinating water. From 1680 to 1685, Leibniz struggled to overcome the chronic flooding that afflicted the ducal silver mines in the Harz Mountains, but did not succeed.

Source: Wikipedia