(ABC Domes, 83', FL-53-01) SW of Polk City, Polk County, FL. FL33 (Commonwealth Av.) W. 4.5 miles from jct with FL557/559 (Broadway Blvd) in Polk City to the dome on the S. side of the road at 8355. (N28 08.883 W81 52.637) Photo by Jack & June Schmidt 5-31-10.