Roberts Lake Trail and Park Tags Biking & Hiking, Parks & Playgrounds, Recreation, Watersports & Activities Description Hiking trail of moderate difficulty provides the only access to Roberts Lake Park, a 45-acre green space along Long Swamp Creek. Long Swamp Creek is open for fishing with a Georgia Fishing License. Website CityofBallGround.com/parks-recreation Phone 770.735.2123 Business Tags Ball Ground City Ball Ground State GA