Giolitti is oldest gelato cafe (gelaterie) in Rome and has been in the same family since 1900.
Vicolo del Piede, Trastevere, Roma.
Fountain of the Four Rivers, Piazza Navona, Rome, Italy
Fontana di Trevi - Rome. The coin business has never failed me so far...
Vatican City, Rome, Italy http://www.stopsleepgo.com/vacation-rentals/rome/rome/province-of-rome/lazio/italy
When in rome: don't buy bottled water, you can drink the water from the little fountains in the streets