from piazza Garibaldi (Central Station): take R2 line bus and get off in Trieste e Trento square or you can take line 1 of underground and take off to Toledo station;
from Toledo tube station: you can walk to Trieste e Trento square and reach it in a few minutes;
from Molo Beverello (piazza Municipio): you can walk to Trieste e Trento square and reach it in a few minutes, passing through piazza Municipio and via Vittorio Emanuele III;
from funicolare Centrale (piazzetta Augusteo): you can walk to Trieste e Trento square and reach it in one minute.