The exhibition "American Ruins: Ghosts on the Landscape" features photographs by Maxwell MacKenzie of abandoned ruins of schoolhouses, barns and farmsteads built by immigrants in the West and Midwest. 11:30 a.m.-6 p.m. Tuesday-Saturday. Fraser Gallery, 7700 Wisconsin Ave., Suite E, Bethesda. Free. 301-718-9651 or www.thefrasergallery.com.
PIANO AND CELLO
Pianist Claude Frank and cellist Tanya Anisimova perform as part of Washington Grove's Mousetrap Concert Series. They perform works of the Romantic period, featuring Beethoven's Sonata No. 5 in D Major, Schumann's "Fantasy Pieces" and Brahms's Sonata in E Minor. An informal reception follows the performance. 3 p.m. Sunday. McCathran Hall, 300 Grove Ave., Washington Grove. $17; $15, children. 301-926-2858 or 301-926-6347.
JEWISH FOLK ARTS
The Jewish Folk Arts Festival features klezmer music and Sephardic performers. At 8 p.m. Saturday, a concert featuring Jewish performing artists starts the festival. The concert is at the Hebrew Academy, 13300 Arctic Ave., Rockville. $20; $15, seniors; $12, students. Noon-6 p.m. Sunday, the festival features music and activities for children, as well as Judaic arts, including jewelry, fabrics, pottery and stoneware. Sunday: $15; $10, seniors; $6, students; free, children 4 and younger. University of Maryland, Shady Grove campus, Interstate 270 and Darnestown Road, Rockville. 301-309-2310.