From Termini Station 10/15 minutes walking or subway line A (red line) direction Battistini, stop to Barberini (2nd stop)
From Barberini subway-station take your left exit and once you are in Barberini square, walk on Via delle Quattro Fontane(last on the left side of the square) than turn to the right at the 2nd street which is Via Rasella and than we are near the end of it ,we are on the right .
From Rome "Leonardo Da Vinci" or "Fiumicino" airport take the train Leonardo Express to termini (40 minutes trip)
From Ciampino airport take the bus company directly to Termini Station or bus for subway Anagnina then direction Battistini and stop Barberini (30 minutes trip)
From Termini Station take a taxi on the main exit.