Folk dances are traditional dances that reflect the cultural heritage of a community or nation. They often tell stories, celebrate events, or express the daily life of the people. These dances are usually performed in groups and are characterized by specific steps, formations, and music that are unique to each culture. Many folk dances are passed down through generations, preserving the history and customs of a community. Examples include the Polka from Central Europe, the Bharatanatyam from India, and the Irish jig. Folk dances are often performed at festivals, weddings, and other celebrations, fostering a sense of unity and identity among participants.