Gülper See is a lake in Brandenburg, Germany. At an elevation of 23.6 m, its surface area is 6.6 km². It is located in the municipality of Havelaue, Havelland district.
Since 1978 the lake has been included in a protected Ramsar site.
Wikipedia https://en.wikipedia.org/wiki/Gülper_See
Address 14715, Germany
Coordinates 52°44'25.012" N 12°15'21.357" E