The Old Idaho Penitentiary State Historical Site
2445 Old Penitentiary Rd.
Boise, ID 83712
Over 13,000 prisoners served time at the Old Idaho Penitentiary between 1872 and 1973. Today, the Idaho State Historical Society offers a video presentation, self-guided tour, and gift shop on site. Exhibits, including the J. Curtis Earl Weapons Collection, are located throughout the site.
See website for hours and information.