 It was opened as far as Sundridge by 1875.Today Highway 11 follows a majority of the route but bypasses it in several locations, notably between Bracebridge and Huntsville.The Ottawa and Opeongo Road, also known as the Opeongo Line, was one of the initial colonization roads surveyed by Hamlet Burritt and A. H. Sims under the supervision of Robert Bell in 1851–52.