Backyard Ultra | IRONHIKE ANSWER THE BELL - BASIC SOLO | Amicalola Falls State Park, Georgia | 36 Miles | 24 Hour | Until You Stop | Run, Power Hike, Walk. | 14,496 feet of elevation gain and loss up and down 604 stairs, for a total of 28,992 stairs on the AT Approach Trail staircase above Amicalola Falls. This is a backyard ultra format that only ends when you stop. We are redefining race day.