Line A runs from
Battistini in the west to Anagnina to the south-west of the centre and is
a handy way of getting to the Vatican (metro: Ottaviano) as well as the
Spanish Steps (metro: Spagna)
Line B runs from
Rebibbia in the northwest to Laurentina near EUR in the south; this line
connects the three main train stations: Stazione Tiburtina, Stazione
Termini and Stazione Ostiense (metro: Pyramide). Line B is also a good way
to get to the Colosseum