One of the entrances to Piazza San Pietro (St. Peter's Square) in Vatican City.
The obelisk, known as the Witness, in St. Peter's Square. It is called the Witness because Paul was supposed crucified next to it (in a different location in Rome).
The line to enter the Basilica was remarkably short.
The Swiss Guard at St. Peter's, wearing the uniform designed by da Vinci (under the raincoats).