Ganggangsullae ( Hangul : 강강술래 ) is a 5,000-year-old Korean dance that was first used to bring about a bountiful harvest and has developed into a cultural symbol for Korea .
Ganggangsullae ( Hangul : 강강술래 ) is a 5,000-year-old traditional Korean dance . It was first used to bring a good harvest and has become a cultural symbol for Korea .