thumb|300px|Norman Tower, Theatre Wall and tank The Ruinenberg is a hill in the Bornstedt borough of Potsdam, located north of Sanssouci Park. In 1748, the Prussian king Frederick the Great had a water tank with a capacity of around built on top to supply the Sanssouci water features, and had it decorated with artificial ruins. From 1841 a surrounding landscape garden was laid out at the behest of King Frederick William IV of Prussia, according to plans designed by Peter Joseph Lenné.
thumb|300px|Norman Tower, Theatre Wall and tank The Ruinenberg is a hill in the Bornstedt borough of Potsdam, located north of Sanssouci Park. In 1748, the Prussian king Frederick the Great had a water tank with a capacity of around built on top to supply the Sanssouci water features, and had it decorated with artificial ruins. From 1841 a surrounding landscape garden was laid out at the behest of King Frederick William IV of Prussia, according to plans designed by Peter Joseph Lenné.
==History== The lands around the former Hünenberg hill had been part of the partridge and pheasant hunting grounds of Frederick's father King Frederick William I of Prussia. His son Frederick the Great began the erection of Sanssouci Palace in 1745.
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