TodayOPENING ¡Merengue! Ritmos Visuales/Visual Rhythms This show of nearly 50 20th-century works, mostly paintings gathered from private and public Dominican collections, explores expressions of merengue, both the dance and the music, in the country's culture. The depictions in the show, organized by the Centro Cultural Eduardo León Jiménes in the Dominican Republic and previously shown at New York's El Museo del Barrio, range from traditional pastoral celebrations to modern gatherings. There's an opening reception tonight at 6. Free. Tuesday-Sunday 10 a.m.-5 p.m. Through May 27. Art Museum of the Americas, 201 18th St. NW. 202-458-6016. ON STAGE A Free Peek at the Suzanne Farrell BalletThe legendary dancer, once George Balanchine's muse and now the premier champion of his work, will be on hand to discuss Balanchine's rarely performed pieces when her company stages them tonight on the Millennium Stage. Free. 6 p.m. Kennedy Center, 2700 F St. NW. 202-467-4600.

TomorrowFOR FAMILIES A Lesson in Mardi GrasThe Anacostia Community Museum will host -- a few days late, we just want to note -- a Mardi Gras celebration just for families, with an emphasis on storytelling, crafts and music. Kids can even watch videos of New Orleans celebrations as inspiration for making their own masks. Free. 10:30 a.m.-2:30 p.m. 1901 Fort Pl. SE. 202-633-4844.

THE SCENE X: A Cause for CelebrationThe Washington-based electronic-music-and-art mavens behind 88 teamed with to throw its latest "happening," a coming together of electronica, fashion, performance art and multimedia. Called X, the event will feature real-time art creation, "lower-tempo explorations" from Shen and more bass-heavy dub from Aligning Minds, and belly dancing. $5. 6-10 p.m. BeBar, 1318 Ninth St. NW.

SundayCLOSING "The Small Things" Solas Nua's latest, the U.S. debut production of "The Small Things" by Enda Walsh, pits an older couple on opposite sides of an emotional divide. (Walsh, an Irish playwright, was the creative force behind "Bedbound," the critically lauded Solas Nua production from last year.) The show closes Sunday. $15-$20 (cash or check only). Today and tomorrow at 8 p.m., Sunday at 3. Flashpoint, 916 G St. NW. 800-494-8497.