Coopers Furnace Trail Cooper's furnace. This 2-mile foot trail begins at Coopers Furnace, just below Allatoona Dam and follows the bed of the Etowah Railroad for part of its route. Suggested Reading: Mark Cooper Pope III with J. Donald McKee. Mark Anthony Cooper, The Iron Man of Georgia; A Biography. Atlanta: Graphic Publishing Company, 2000.     RailGa.com. Georgia's Railroad History & Heritage. © Steve Storey Railroad History | The Depot List | Locomotives On Display | Odds & Ends | Sources & References | Home