Watson Mill Bridge State Park 650 Watson Mill Road, Watkinsville, GA 30629, Located in Comer, 706-783-5349, 800-864-PARK, One of the most picturesque state parks in Georgia, this 1,018 acre park contains the longest, original site, covered bridge in the state which was built in 1885 and spans 229 feet across the South Fork River. The park also offers nature trails, bike trails, hiking trails, horseback riding trails, RV sites, a five acre mill pond, and picnic shelters. more...