On Nov. 9, Jan. 11, March 8 and May 10; 6 to 9 p.m., explore the National Gallery of Art after hours. Enjoy works of art, film, music and live performances. In the galleries, engage 10-minute talks, offering insights into the Gallery’s collection. Admission is free, but registration is required. To register and find out more, visit nga.gov/evenings. Light fare and beverages, including beer and wine, are available for purchase.