Boundary Waters Park features 9 miles of hiking trails near Douglasville, GA.
From Atlanta, take I-20W to exit 41, Lee Rd. Turn left and head south on Lee Rd for 3 miles. Take a left when Lee Rd dead ends into Fairburn Rd/Ga 92. After approximately 2.5 miles, turn right on Ga 92/Ga 154/Ga166. Continue another 2.5 miles and Boundary water Park will be on your left. Park in the far right corner of the parking lot in the rear of the complex. Trailhead signs here.
http://www.tripleblaze.com/trail.php?c=3&i=2164