Kampinos National Park (Kampinoski Park Narodowy) is a National Park in east-central Poland, in Masovian Voivodeship, on the north-west outskirts of Warsaw. It has a sister park agreement with Indiana Dunes National Lakeshore, Indiana, United States.
The idea of creating a park here appeared for the first time in the 1920s. In the 1930s the first forest reserves were opened...