Ends today -- Winter Nights with silver bells, frosty firs and snowy scenes from 6 o'clock until midnight. Walk-up outdoor seating on benches and in the amphitheater with heaters, as well as indoor seating, are free and open to the public on a first-come, first-serve basis. A limited number of snow globes with fire pits and a dedicated cocktail server for groups of up to eight can be reserved for 75-minute time slots for $100. Reservations are available at 6 p.m., 7:30 p.m., 9 p.m. and 10:30 p.m. at the Walton Arts Center. waltonartscenter.org.