Temple of Saturn, at the foot of the Capitoline Hill.  Traditionally dated to 497 BC.  

Winged chariot driver on top of the Alter of the Fatherland.  

If you zoom in on the picture, that is The Pope, with a capital 'P'.  We, along with a few thousand others, were getting blessed.  Or cursed, we couldn't really tell, it was all in Italian.  

On top of St. Peter's Basilica, looking out towards the square.  

The Colosseum.