Hardest Ultra Marathon | IRONHIKE OLYMPUS MONS - SOLO | Amicalola Falls State Park, Georgia | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss up and down 604 stairs, for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the most elevation of any ultra under 200 miles on Earth. We are redefining race day.

Hardest Ultra Marathon | IRONHIKE OLYMPUS MONS - SOLO | Amicalola Falls State Park, Georgia | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss up and down 604 stairs, for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the most elevation of any ultra under 200 miles on Earth. We are redefining race day. is a ultra running event held in Dawsonville, GA on Dec 9, 2026. The course has a road profile.

Trehko tracks registration status, entry fees, and deadlines for Hardest Ultra Marathon | IRONHIKE OLYMPUS MONS - SOLO | Amicalola Falls State Park, Georgia | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss up and down 604 stairs, for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the most elevation of any ultra under 200 miles on Earth. We are redefining race day. and thousands of other endurance races. Use the app to set a registration reminder and build a training plan tailored to race day.