Tuesday, September 26 – Grundy Forest Day Loop, Lone Rock Loop, picnic, Grundy Lake Swim. Four miles total, easy to moderate. South Cumberland State Park, Tracy City, TN. Grundy Forest Day loop features cascading streams, multiple waterfalls and giant hemlocks. Lone Rock Loop circles the largest of the four lakes at Grundy Lakes State Park and loops by remains of the Lone Rock Mine Coke Ovens built in 1883. Grundy Lake features picnic area, sandy beach, flush toilets and changing area, and crystal clear, cool, spring fed water. Meet at Grundy Forest Day loop trailhead, 131 Fiery Gizzard Road, Tracy City, TN. Register with Joan Hartvigsen, email@example.com or 931-636-2914.