Zoo Lights is the Oregon Zoo’s annual nighttime display of millions of dazzling lights, open from 4:30 to 7 p.m. Nov. 19 through Jan. 7. Purchase Zoo Lights Any Night tickets, available at oregonzoo.org/lights, which can be bought in advance and used spontaneously for any night and time throughout the season. Adult tickets range from $12 to $26 and youth tickets range from $12 to $18.