The underground tunnels of an abandoned copper mine began to be used as a prison in Dec 1773. Over 800 inmates were confined here until the facility was closed in 1827.

An architecturally beautiful 1822 courthouse with the upstairs courtroom restored and ready for court to convene. Exhibits related to the courts in Tolland County and other county institutions.

A stone jail build in 1856 and operated until 1968. The attached 1893 jailer's home displays furniture and collections depicting Tolland life and work in late 19th and early 20th centuries.