DurandMc Cartney AirportLake SummersetLaona Heights Nature PreserveHartley Memorial Woods Nature PreserveHartley Forest PreserveDavisO'Connor FieldColored Sands Bluff Nature PreserveColored Sands Forest PreserveLoeppert CPL AeroPecatonica Bottoms Nature PreserveSugar River Alder Nature PreserveEpplyannaTrask Bridge Forest PreserveHillman AirportAvon Bottoms State Natural AreaChester Wyss AirportShirlandCarlson RLA AirportRock CityEarly - Merkel FieldAvonFour Lakes Forest PreserveSwenson Wet Prairie State Natural AreaSue Rock International AirportPecatonicaNewarkWempletownOakleyRock GroveDarrington AirportDakotaWinnebago CountyWinneshiekOwen CenterWoodruff CornersRidottAfolkeyTwin Grove