Three events get under way at 6:30 a.m., Sunday, Oct. 21, at Jacome Plaza; $15 to $75. The course winds through historic places in Tucson, including "A" Mountain, and event materials provide notes to historic sites on the route. Proceeds benefit Cox Charities, Big Brothers Big Sisters, and Child and Family Resources. Registration fees include designer tech shirts and medals for all finishers. Visit azroadrunners.org
for details and to register.