Wikipedia
Romvong (, also romanized as Rom vong or Roam vong), Lamvong ( Lao: ລຳວົງ - lám wóŋ) or Ramwong , is a type of Southeast Asian dance where both females and males dance in a circle. It is a popular folk-dance in Cambodia, Laos and Thailand. It is a slow round dance continuously moving in a circular manner, and incorporates graceful hand movements and simple footwork. Both men and women participate in the same circle. This dance is still popular at traditional festivities in Khmer, Lao and Thai culture.
Ramvong dance has been performed in Cambodia by Khmers and other ethnic groups such as Phnong, Krung, Tampuan and Prou people. This circular dance style is claimed as a traditional dance in the three countries of the region where it is often part of different types of events and popular celebrations.