JEFFERSON COUNTY, Ill. (WJPF) – Remains found in the Wayne Fitzgerrell State Park in January 1993 have now been identified.

The Jefferson County Sheriff’s Office and Redgrave Research Forensic Services announced Friday the remains are those of Susan Lund, a Clarksville, Tennessee woman who was last seen by her family on Christmas Eve 1992.

Lund’s decapitated head was found in the state park, roughly 175 miles from her Tennessee home.

The reason Lund was killed and who killed her are still unknown.