From Piazzale Roma or S.Lucia Station takes waterbus n.2 (rapid) or N.1 (stops in every station) to Lido and exit at Rialto. From Rialto go by walk to San Luca (about 3 minutes walk). In Campo S.Luca walk the street between "Cassa di Risparmio" Bank and The coffee bar "BlackJack" for about 10 meters. We are at the 4264.