Scientists track fire histories using preserved burn scars in old-growth ... in Gatlinburg to cause real damage to trees. "Slow-burning fires feed off of decomposing leaves on the forest floor ...

From the outdoor adventures of the Great Smoky Mountains National Park to the unique attractions in downtown Gatlinburg the .

National Geographic Photographer Mac Stone travels to eastern Tennessee and Great Smoky ... three miles roundtrip and passes through an old-growth forest. Cooler temperatures near the falls ...