Yuma Territorial Prison 2017

Opened while Arizona was still a U.S. territory, the prison accepted its first inmate on July 1, 1876.[4] For the next 33 years 3,069 prisoners, including 20 women, served sentences there for crimes ranging from murder to polygamy.[5] The prison was under continuous construction with labor provided by the prisoners.[6] In 1909, the last prisoner left the Territorial Prison for the newly constructed Arizona State Prison Complex located in Florence, Arizona