 They found the cost of construction stretched their financial resources much further than they imagined, but the line was opened in stages, reaching a "Killin" station at Glenoglehead in 1871, and finally reaching Oban in 1880.As well as the ordinary commercial traffic of the districts served, tourism became a significant seasonal source of income, and the attractive scenery became the focus of great interest.To the east of Strathearn, Crieff had been reached much earlier by the Crieff Junction Railway, in 1856, connecting the town, which was the second most populous in Perthshire, in 1856.