A woman missing from Knox County in Tennessee since May was last seen in the state of Colorado and may still be in the area.

According to KUSA TV, 23 year old Heather Duncan last talked to her family on May 24th and told them she was heading to West Knox County at the time.

However, officials now say that she was last seen at a KOA campground in Strasburg at the end of last month.

According to the Knox County Sheriff's Office, Duncan is described as a white female with a thin build, 5’8”, and 104 pounds with dark brown, shoulder-length, naturally wavy hair. Her ears, nose, and navel are pierced. Tattoos include a rose/clock quarter sleeve on her right arm, “Enlightenment” on her left inner arm, an owl on her left wrist, a stick figure girl on her outer left arm, a large flower on her torso, and a dream catcher on her back left shoulder. She wears dark-rimmed glasses and drives a red 2014 Nissan Versa Sedan, bearing TN license plate N8832F.

If you have any information concerning her whereabouts, please call local authorities or thee Knox County Sheriff's Office at (865) 215-2243.