A winter wonderland featuring 20,000 twinkling lights, an amazing selection of Christmas trees, hot chocolate, and holiday gifts The Festival of Lights and Tree Sale begins the day after Thanksgiving and continues through the end of December. The zoo is open 9A-9P daily; lights come on at 3P. All proceeds support the zoo, its animals, programs, and exhibit development.
https://wheatonparkdistrict.com/events/festival-of-lights-and-tree-sale/