Potsdam-Mittelmark is a district located in the state of Brandenburg, Germany. It surrounds the city of Potsdam and is known for its picturesque landscapes, including forests, lakes, and historical sites. The district was formed in 1993 and has a mix of urban and rural areas, making it a diverse region. The district is home to several towns and communities, such as Bad Belzig and Werder. It offers various recreational activities, including hiking and cycling, thanks to its extensive network of trails. Additionally, Potsdam-Mittelmark has a rich cultural heritage, with numerous castles and museums to explore.