correction agencies List of U.S. state prisons List of Washington state prisons References Further reading External links Profile at Washington Department of Corrections website Washington State Penitentiary collection at the Whitman College and Northwest Archives, Whitman College. 1886 establishments in Washington Territory Buildings and structures in Walla Walla County, Washington Capital punishment in Washington (state) Government buildings completed in 1887 Prisons in Washington (state) Walla Walla, Washington Execution sites in the United States