Visit the National Monument to Vittorio Emanuele II, also known as the Altar of the Fatherland, located in Rome's Piazza Venezia.
Use your ticket for the elevator ride to one of Rome's terraces, where you can see the entire city from above.
Then head over to the Palazzo Venezia. Take a walk through its gardens and halls, which have played a role in Italy's 20th-century history.