a tall cylindrical structure a large, elevated water tank a ladder or staircase for maintenance a platform on top of the tower a vent pipe or overflow pipe an access door or hatch a pipe or valve for filling the tower
watertower which is a tall cylindrical structure watertower which is a large, elevated water tank watertower which is a ladder or staircase for maintenance watertower which is a platform on top of the tower watertower which is a vent pipe or overflow pipe watertower which is an access door or hatch watertower which is a pipe or valve for filling the tower