Contra dance is a type of social dance that originated in New England. It is often called as a contradance or a barn dance. There are various synonyms for contra dance such as square dance, pattern dance, folk dance, and country dance. These dances involve pairs of dancers, often facing each other in two long lines, and performing a series of moves that can include swinging, do-si-do, and promenading. Contra dances are typically accompanied by live music played by a band, which might include instruments such as fiddles, accordions, and guitars. Overall, contra dance is an enjoyable and energetic form of dance that continues to be popular across America and beyond.