Reaching Ostia Antica by train
In order to get to Ostia Antica via train from Roma Termini Station, take the B line to Porta San Paolo (Piramide) and take the Rome-Lido railway. Get off at Ostia Antica and use the pedestrian blue overpass to reach the village.
Reaching Tivoli by train
There are seven direct trains from Roma Termini to Tivoli. Alternately, take the MEB from Roma Termini Station heading towards Rebibbia. Get off at Roma Tiburtina and get the next train to Tivoli (these run approximately every 40 minutes)
Reaching Orvieto by train
There are 12 direct trains available from Roma Termini to Orvieto depending on your departure date.
PompeiiPompeii as day trip from Rome has more details
Reaching Pompeii by train
To get to Pompeii via train, start at the Roma Termini and take the train to Napoli Centrale. Switch to the local train in Naples to reach the site.
Reaching Monterotondo by train
To get there, take the train from Roma Termini to Roma Tiburtina. From there, you will need to take a bus to Monterotondo.
Reggia di Caserta
Reggia di Caserta is a palace in Caserta with a beautiful garden. It’s the biggest royal residence of the world. You can book a visit everyday from monday to saturday for 13€ on this website.
It’s easy go to Reggia di Caserta by train because you have to take only one train (best solution) from Roma Termini to Caserta and than you can reach the Caserta’s palace in about five minutes by walk.