The Cincinnati Zoo is spreading Christmas cheer and making spirits bright this holiday season with the tri-state’s longest running holiday tradition – the 38th Annual PNC Festival of Lights. The event kicks off with a special preview event on Friday, November 20 when more than three million LED lights will illuminate the Zoo. Preview Night is only open to Zoo members and invited media on Friday, November 20 from 5 – 10 p.m. The event opens to the public on Saturday, November 21. Help Santa light the tree to kick off the PNC Festival of Lights! Click here for more information on PNC Festival of Lights