You only mention two things, have you done the basics in Rome?
- Travi Fountain
- The Pantheon
- Piazza Navona
- Spanish Steps
- Galleria Borghese
- And of course at San Pietro in Vincoli, Michelangelo's Moses--with horns!
I'm a big fan of DK's Top 10 series: DK Eyewitness Top 10 Rome
One of my favorite things in Florence, not to overlook, is the Expulsion from the Garden of Eden by Masaccio