Book about the case of New York's missing child Etan Patz. Information about the author, Lisa Cohen. Contains excerpts, photo gallery and news links.

Unsolved murders and missing persons in Polk County, Florida. Searchable database of cases, links to new stories, team member agencies and related websites. Information on how to help solve the murders.

An international source of information about missing persons and unidentified victims. Searchable database, index of hot cases, media center, news stories and form for submitting a case.

Provides an online form for submission of anonymous tips regarding the death of Dex McLean. Information on the conditions of the reward.

Brief descriptions of four infamous unsolved crimes in the Los Angeles area.

Dedicated to missing persons and unidentified victims found in Kansas. Links to missing persons organizations, brief descriptions of unsolved murders and tributes to victims.

Collection of websites, organized by state, where assistance is being sought in solving crimes. Online chat capability and links to other sites related to crime.

Unsolved crimes in North Carolina. Case detail, photographs and instructions on contacting authorities with information.

History, folklore, and speculation regarding the events of June 10, 1912 in Villisca, Iowa. Description of the events, the detectives and the suspects. Links to media coverage and tour information. DVD and book sales.

Brief description of the murder and information on rewards offered for solving the crime.

Virtual crime solving site of cold cases in Los Angeles County, emphasizing criminalistics and forensic science to solve homicides. Includes case files with updates, information about detectives and reference materials.

A non-profit organization to assist families who have lost a loved one to violent crime. Includes background on the founder and staff, links to specific cases and information on how to donate.

The family of Joan Weigelhofer, request you read this article and assist to help solve this murder. Links to relevant articles and similar sites.

Mission statement and staff biographies in English and Spanish. Categorized case files with photographs and information on how to submit an unsolved violent crime.

Members try to solve unsolved crimes, particularly murder. Information on the founders, mission statement of the organization, meeting dates and news updates.