Haltern am See is a medium-sized town in the northern part of the district of Recklinghausen in the Regierungsbezirk Münster in North Rhine-Westphalia. The town is located in the northern Ruhr area, directly bordering the Münsterland region. In terms of natural geography, it belongs to the Westmünsterland. The town is about 80 kilometres north of Düsseldorf.
Haltern is surrounded by the Hohe Mark Nature Park and forest areas and is sparsely industrialized. From Wikipedia