Casa de la Mesica ( salsa ; Avenida 35 and Calle 20 , Miramar ) , Casa de la Trova ( San Lazaro between Gervasio and Belascoan , Central Havana ) , and El Zorro y el Cuevo , ( jazz ; Calles 23 y O , Vedado ) .
These addresses are home to the most infamous drug lords in Cuba .