(DC) (Smithsonian National Zoo) Celebrate the holidays at ZooLights! Enjoy twinkling lights and a festive atmosphere as this beloved winter classic returns to the Smithsonian's National Zoo. Journey through magical displays of glowing animal lanterns, watch live musical performances, sip hot cocoa and other festive treats, and explore the Zoo under the dazzling glow of one million environmentally-friendly LED lights. ZooLights ...