Festive Families Walk, sponsored by Calvert Hall College High School and co-hosted with Merriweather Park at Symphony Woods, will be this year’s only opportunity to walk through the lights. The event, held on Sunday, Dec. 2, from 5 to 8 p.m., offers a 1-mile stroll through the lights as well as holiday music, concessions and photos with Santa. Children of all ages are welcome, including children in strollers and wagons. Tickets are $12 in advance or $15 on the day of the event. Children 3 and under are free.