Tour highlights include the spirits of Music Hall, Cincinnati’s Murder College and the river valley’s top serial killer. Tours are conducted by American Legacy Tours, founded by a group of locals who are fanatical about Cincinnati history and historical accuracy. It’s smart, spooky fun. $20. 7:30 and 9:30 p.m. Fridays and Saturdays. Tour begins at 1218 Vine St., Over-the-Rhine, 859-951-8560.