WestlandsAvco - Lowell HeliportWang HeliportTyler Park Historic DistrictBoardwalk HeliportPrinceton VillagePenham ParkChelmsford CenterChelmsford Center Historic DistrictChelmsfordLowellWash ParkBleacherySouth Common Historic DistrictLowell National Historical ParkRobbins HillSouth Common ParkFlaggy Meadows PlaygroundCity Hall Historic DistrictMerrimack-Middle Street Historic DistrictBoston and Lowell Railroad MemorialNorth ChelmsfordKerouac CommemorativeEastern Canal ParkBoarding House ParkSouth LowellWashington Square Historic DistrictLucy Larcom ParkWest ChelmsfordPawtucketvilleBelvidereOaklandsCentralvilleSouth ChelmsfordBrookside StationNorth BillericaWard CornerWamesitNabnassetWhidden Corner