Sierra Maestra are a Cuban band started in 1976. They sought to revive 1920's classic son, which came from the mountain range on the east of Cuba, after which the band was named.
These are photos from concerts where Sierra Maestra played, so they may be of other bands that played the concert as well.
Sierra Maestra / Mango Blue Feb 28, 1999 Boston, Massachusetts, United States Uploaded by Pte5