Add Yahoo as a preferred source to see more of our stories on Google. Jan. 16—At 11:10 a.m. on the morning of June 21, 1968 one final blast connected to the two holes being drilled beneath the Salish ...

Add Yahoo as a preferred source to see more of our stories on Google. Jan. 16—Sitting beneath the Salish Mountains, the Flathead Railroad Tunnel just southwest of Trego stands as an engineering marvel ...

Workers drill during construction of the Flathead Tunnel in early June, 1968. (Mel Ruder/Hungry Horse News file photo) Conditions inside the Flathead Tunnel during construction. (Mel Ruder/Hungry ...

Whitefish's Greg Osler not only drove locomotives through the 7-mile long Flathead Tunnel near Trego, he helped build it 1969. (Jeremy Weber/Daily Inter Lake) Crews work on the south portal of the ...

Jan. 16—At 11:10 a.m. on the morning of June 21, 1968 one final blast connected to the two holes being drilled beneath the Salish Mountains. Using a special circuit originating at his desk in the ...