The sáo (also called sáo trúc or `sow trook`, pronounced ʂǎːw ʈʂǔkp) is a small flute found in Vietnam that is traditionally thought to contain the culture and spirit of Vietnam`s countryside. When played, the flutist holds the sáo transversely to the right side with his or her mouth placed at the blowing hole. The sáo is usually per...... Found on http://en.wikipedia.org/wiki/Sáo