Argentinean vocal group Opus Cuatro began its amazing career in the past due ’60s, taking part in traditional Latin tunes and regional folklore. The foursome’s discography began with the launch of America in 1970, accompanied by 1971’s Con America en la Sangre and 1973’s Si Somos Americanos. Opus Cuatro continues to be successfully touring the entire world, becoming acclaimed in European countries and THE UNITED STATES while getting acknowledgement among the most prominent Latin Folklore ambassadors.