sentences:  Since 1967 the Smithsonian Folklife Festival has enlivened the National Mall and excited visitors with ongoing performances and demonstrations of contemporary cultural traditions.It has become a national and international model of a research-based presentation of intangible cultural heritage.Year after year, it continues to bring musicians, artists, performers, craftspeople, workers, cooks, and storytellers into this public forum to demonstrate the skills, knowledge, and aesthetics that embody the creative vitality of community-based traditions.