The U.S. Air Force's Arnold Engineering Development Center is the most advanced and largest complex of flight simulation test facilities in the world. AEDC supports U.S. Department of Defense, NASA, commercial and international customers.

Official local government site, with community information, details about government officials and city services, and links to related sites.

The state's primary training and development center for personnel working in corrections, probation and parole, and related children's services. Includes program information, course catalog, and driving directions.