 It includes Mitchell Park and Hope Farm.The national park is situated on the Hawkesbury River and consists of three areas, Cattai Park at the junction of Cattai Creek and the Hawkesbury River, Hope Farm which adjoins Cattai Park to the north, and Mitchell Park approximately upstream along Cattai Creek.Part of the national park was an original First Fleet grant and the park contains important historic and archaeological resources, including a homestead built in the 1820s, ruins of a
stone windmill which is thought to be the oldest industrial building in Australia, convict-built dry stone walls, and a range of other features which reflect changes in the place since the early nineteenth century.