. . . . . "The Mitchell Point Tunnel was a tunnel located towards the eastern end of the Historic Columbia River Highway in Oregon, United States. It existed from 1915 to 1966."@en . . . . . . . . . . . . . . . "45.70409774780273"^^ . . "1949325"^^ . "The Mitchell Point Tunnel was a tunnel located towards the eastern end of the Historic Columbia River Highway in Oregon, United States. It existed from 1915 to 1966."@en . . . . . . . . "45.704096 -121.616839" . . . . . . . . . . . "-121.6168365478516"^^ . . "Mitchell Point Tunnel"@en . . . . . . . "POINT(-121.61683654785 45.704097747803)"^^ . . . . . . . . . . . . . . . . "1060164499"^^ . . "5775"^^ . .