The penitentiary at Deer Lodge, established in 1870, was Montana Territory's first federal facility. In 1889 it became a state penal institution and served in that capacity until 1979. Under the direction of the long serving (1893-1921) and controversial warden Frank Conley, prison laborers built most of the buildings that visitors see today. These buildings bear the marks of a violent history: bazooka scars mar the tower where prisoners holed up...