John Tanner State Park
John Tanner Park is a Carroll County park located between Carrollton and Mount Zion. The park is named after John Tanner, a local businessman who operated the park from 1954 to 1971. The park itself is well known for its water-friendly recreation. It contains two lakes, one and the other , and the largest sand beach of any Georgia state park. There is also a walking and nature trail for land-dwellers. Events. Junior Sportsman Bonanza in March. Halloween Heyday in October. A Very Carroll Christmas in December.