The Northwestern region of Illinois is home to a vast display of natural beauty. In the same locales that the Rock River runs through, there are a plethora of parks. Check out our favorites.ByronByron Park DistrictByron Forest PreserveDixonLowell ParkLoves ParkMartin Park – East DriveRock Cut State ParkOregonCastle Rock State ParkLowden State ParkLowden-Miller State ParkProphetstownProhpetstown State Recreation AreaProphetstown Big Bend State Fish and Wildlife AreaRockfordMagic Waters Water ParkRockford Park DistrictSeverson Dells Environmental Education CenterWinnebago County Forest PreservesRocktonMacktown Forest PreserveRockton Village ParkRoscoePlayer’s ParkRoscoe Nygren Wetlands