SUNDAY Bethesda Fine Arts Festival For a perfect Mother's Day outing (or for the perfect gift), head to the final day of the fine arts festival in Bethesda, which features children's activities, food vendors and pieces by more than 120 artists in such mediums as ceramics, furniture and mixed media. 10 a.m. to 5 p.m. (Saturday from 10 a.m. to 6 p.m.).