. "-5" . "50432" . . . . "Crystal Lake" . . . "647497.027584" . . . . . "Crystal Lake State Park" . "Crystal Lake, Iowa#History" . . . . "388.0" . . "647497.027584" . "Crystal Lake, Iowa" . "640000.0" . "393.93" . "388.0104" . "393.88597805866164" . "Crystal Lake, Iowa" . "-6" . . "640000.0" . . "0.0" . "641" . "253" . . . .