a subsidiary aim of the green belt is to encourage recreation and leisure interests, with nearby rural landscape features, greenfield areas and facilities including castle hill with victoria tower; coal pit scrog and hall wood in lepton; blackmoorfoot reservoir; longwood reservoir; huddersfield narrow canal and the river colne west of the town; river holme south of the town; storthes hall; kirkheaton cricket ground; and beaumont park. further afield west of marsden, meltham and holmbridge, the green belt also borders the peak district national park.