SalsaBoston.com Message Board 
Posted by Craig on January 29, 2008 at 16:03:57:
If you'd like to get beginner salsa lessons free as part of your gym membership check out Workout World in Waltham. There is also limited opportunity for drop in classes (only $5 per class). Email me for more info (cracor02@yahoo.com).
Wednesday 7:30 (Beginner) - 5 week sessions
Wednesday 8:30 (Adv Beginner/Int) - open sessions