The Old Jail Museum is a historic site located in St. Augustine, Florida. Originally built in 1891, it served as a jail until 1953. The museum showcases the history of law enforcement and the criminal justice system in the area, featuring original cells and artifacts from its operational days. Visitors can explore guided tours that highlight the stories of notable inmates and the conditions of prison life. The museum also offers insights into the architectural style of the building, which reflects the Romanesque Revival design. It is a popular attraction for those interested in local history and heritage.