Sutartinės are traditional Lithuanian songs characterized by their unique polyphonic style. Typically sung in a call-and-response format, these songs often feature two or more voices harmonizing together. They are usually performed during various community events, celebrations, and rituals, reflecting the rich cultural heritage of Lithuania. These songs often convey themes related to nature, daily life, and social interactions. Sutartinės are recognized for their intricate melodies and rhythms, making them an essential part of Lithuania's intangible cultural heritage. In 2010, they were inscribed on the UNESCO list of the Intangible Cultural Heritage of Humanity.