Rome's underground system. The subway system consists of two lines, A (red) and B (blue), which intersect at Termini.

Line A (red on the map): This line leads from Battistini (north side) to Anagnina (south side). The A line will take you to the Trevi Fountain (Barberini stop), the basilica of St. Giovanni (S.Giovanni stop), Spanish Steps (Spagna stop), Piazza del Popolo square (Flaminio stop) and the Vatican (Ottaviano stop). Useful stations for tourists.

Line B (blu on the map): This line runs from Laurentina (west side) to Rebibbia (east side). The A line will take you to the Colosseum (Colosseo stop), the Basilica of San Paolo and the Circus Maximus. Useful stations for tourists.

Stations are marked by the Metro logo, a large white M on a red background.